Changes

In McCook, Nebraska, [[Harper works in the Sayles]] arrives to work at her small town's library. As she is shelving books, Winston Mathers surprises Harper. They discuss their plans for a dinner date later. , when Miles interrupts them, brandishing a stapler to protect Harper. Winston leaves the library, confidently striding along the street. Suddenly, Winston is pulled into the bushes, screaming and with as blood flyingflies out of the bushes.

In [[the Bunker]], [[Dean ]] comes across [[Jack ]] in the kitchentrying to understand his new taste buds since losing his grace. Jack says He tells Dean that Sam has gone to meet up with [[Charlie Bradbury (Apocalypse World)|Charlie]] while Dean was on an overnight run to [[Mary ]] and [[Bobby Singer (Apocalypse World)|Bobby]]. Jack wistfully comments that Sam and Charlie are probably doing something really exciting.

Outside Memphis, Tennessee Sam and Charlie sit in silence in a blue pick-up truck outside Memphis, Tennessee. They are parked across from an empty bus shelter where Charlie says four people have gone missing. Sam plays with a fidget spinner. Sam asks Charlie again about the location and disappearances at the bus shelter. When Charlie tells him when she was scouting around, Charlie she found some “goo,” which she now has produces to Sam in a jar. Charlie is reading books to figure out what they are dealing with.

Jack tells Dean that Jack was left at the Bunker so that someone would be around when Dean returned. , telling Dean that Sam is worried about Deanhim. Jack tells Dean that what happened with [[Michael (Apocalypse World)|Michael]] is not Dean’s fault. Despite what Jack tells him, Dean still blames himself. Jack coughs and jokes that maybe he’s allergic to sitting around doing nothing; he wants to hunt. , however Sam won’t let Jack hunt so Jack alone, but points to his and Cas have been working jobs [[Castiel]]'s success hunting together. Dean tells Jack that Cas is an insurance policy on those hunts; and that Sam just wants to keep Jack safe. Jack has found the death in McCook, Nebraska and wants to check it out with Dean. , Dean says he’ll go check it out alone. Jack objects: , telling Dean that everyone is supposed to hunt with a partner and Jack needs something to do. Jack tells Dean he feels guilty for not killing Michael when he had his powers. and Dean reassures Jack that he didn’t do anything wrong. They Finally agree to the hunt, Dean call Sam and let him know.

In McCook, Dean and Jack, posing as FBI agents, interview a waitress at Winston’s regular breakfast diner. The waitress reluctantly agrees to discuss Winston, after Dean bribes her. The waitress , Wanda, advises them to find Harper because they were courting. In a montage of Jack and Dean continue questioning people ranging from a construction worker, the waitressWanda, and two local women, Dean and Jack find out that Harper is really sweet, and popular, and that her boyfriend ran offon her, her bad luck with men, and her love for romance novels. They all agree she’s bad luck.

In the pick-up truck, Sam is worried about Dean. Charlie suggests calling another friend to check on him. , Sam says there used to be someone: their [[Charlie]]. Charlie says that’s not her. They and they discuss Charlie’s experience in the [[Apocalypse World ]] and the Angel Warangel war. Charlie reveals much like Sam's Charlie, she was a programmer with [[Richard Roman Enterprises ]] and lived with the love of her life, Kara. Kara , who was a cupcake bakerin Chicago. Kara died. Charlies She tells Sam that when disaster strikesKara eventually died in the early days of the Apocalypse, and after witnessing how society falls apart. Sam tells her “not here.” But Charlie replies “not yet, she doesn't wish to be around people anymore.”

Back in the diner, Dean and Jack are eating [[pie]]. Jack wants to know what “courting” means. , Dean says tells him when they get back to the Bunker, they’ll have “the talk.” But for right now, they are going to find Harper. When Jack asks how, Dean asks if Jack has ever read a romance novel. Dean enters the library to begin interviewing Harper about Winston’s death. Harper refuses, but Dean insists. Jack (now in street clothes and not his FBI suit) enters the library, interrupting Dean and Harper by asking for a book. Jack stands up for Harper’s refusal to answer Dean’s questions. Dean calls Jack a “kid” and Jack calls Dean an “old man.” man” causing Dean leaves to leave in a huff. Harper, clearly smitten with Jack, thanks him for being chivalrous. Harper and realizes she has the perfect book, back at her apartment. As they leave the library, Miles wants to know where they are going. Miles and objects that Harper is taking a stranger to her apartment. Harper tells him to stop and leaves with Jack. as Miles storms off. Having observed all this from Baby, Dean begins to follow Harper and Jack. Miles goes to take the out trash in the alley and is attacked. Dean hears a scream and sees trash cans get turned over. Upon investigating, Dean finds Miles has been killed.

Miles Back in the pick-up truck, Charlie says that she hates hunting. Sam is surprised because Charlie is an awesome hunter, Charlie says the job is taking out trash too much pain and that this is her last case. She wants to go away to live on a mountaintop or something. Charlie thinks the [[monster]] may be a [[musca]] -- a hybrid between a man and a fly that no one has ever seen in real life. Charlie’s book describes the alleygoo that an unmated musca uses to bind people’s bodies and nest. Dean hears A figure dressed in black and wearing a scream black beekeeper-like headpiece approaches the bus stop and sees trash cans sits down next to two ladies. The ladies get turned over. Upon investigating, Dean finds Miles has been killedup and leave.

Back At Harper’s apartment, Jack sets a trap, placing a [[silver]] coin on the ground and dousing his hands in the pick-up truck[[holy water]] for Harper, Charlie says that she hates huntingas well as muttering “[[Christo]]” under his breath. Sam is surprised because Charlie is an awesome hunterHarper has no response to any of these things. Charlie says They sit on the job is too much pain couch and talk and Jack tells Harper that this is her last casehe lives in Lebanon, Kansas. Harper’s family has been in McCook for generations. She wants asks Jack if he believes in love at first sight, but Jack excuses himself to go away to live on the bathroom after getting a mountaintop or somethingtext from Dean. Charlie thinks In the monster may be bathroom, Jack calls Dean and tells Dean that Harper is not a Muscademon and that he’s 99% sure she’s in love with him. Sam knows all Dean tells Jack about Muscas: a hybrid between a man Miles and a fly refutes Jack’s idea that no one has ever seen Harper is in real lifelove with him, but Jack wants to be sure asks Dean to tell him everything he knows about sex. Suddenly, Dean is attacked and drops the call. As Jack and Harper make plans to have coffee, Dean bursts into the apartment. Charlie’s book describes As he barricades the goo door, Dean explains that he and Jack are not FBI and that an unmated Musca uses they are there to bind people’s bodies and nestsave lives. A figure dressed in black and wearing a black beekeeperDean recognizes the photo of Harper’s ex-like headpiece approaches boyfriend, [[Vance]], as the [[zombie]] creature attacking the door. Vance breaks into the bus stop apartment and fights with Dean while Jack and sits down next Harper run back to two ladies. The ladies get up and leavethe library to hide.

At Harper’s apartment, Jack sets a trap of a silver coin It’s nighttime and Sam and holy water for HarperCharlie are still staking out the bus shelter. He says “Christo” under his breathSam tries to convince Charlie not to walk away from people and hunting when the black-clad figure sits down at the bus stop next to a man. Harper has no response to any of these thingsSam and Charlie see the man being dragged down an alley by the black figure. They sit on chase them to a warehouse where Sam questions the couch and talk. Jack tells Harper lore that he lives a brass nail dipped in Lebanon, Kansas. Harper’s family has been in McCook for generations. Harper has sugar water will kill a picture of her former boyfriendmusca, Vancebut since they don’t have that, who left townthey will get creative. She asks Jack if he believes in love at first sight. In As they enter the bathroomwarehouse, Jack calls Dean. Jack tells Dean that Harper is not a demon Sam and Charlie notice flies buzzing around and the smell of pine cleaner and that he’s 99% sure she’s in love with himrotting meat. Dean tells Jack about Miles They split up and refutes Jack’s idea that Harper is Charlie finds the victim, alive, in love with hima pile of other dead victims. SuddenlyAs she calls for Sam’s help, Dean she is attacked and drops grabbed by the callmusca. Charlie gets free but is momentarily knocked out. As Jack Sam rushes to check on her and Harper make plans to have coffee, Dean bursts into is attacked by the apartmentmusca. As he barricades the doormusca overpowers Sam, Dean explains that he and Jack are not FBI Charlie comes to and that they are there to save lives. Dean recognizes stabs the photo of Harper’s ex-boyfriend, Vance, as the zombie creature attacking the door. Vance breaks into musca in the apartment and fights with Dean. Jack and Harper run back to while; Sam shoots it in the library to hidechest killing him.

It’s nighttime During the fight with Dean, Vance pauses and runs out of the apartment. In the library, Harper unlocks the door and Sam lets in zombie Vance, who presents her with the book Jack discarded and Charlie are still staking out the bus sheltertwo kiss. Sam tries Harper reveals that Vance is her boyfriend and that he is stalking Jack as a game they play to convince Charlie not to walk away from enhance their relationship as well as keep Vance's dead body maintained through feeding on people and hunting. The black figure sits down at Vance chases Jack through the library’s stacks while through the bus stop next to PA system, Harper explains that she comes from a long line of [[necromancers]] and realizes Jack is a man. Sam [[hunter]] and Charlie see will have to die despite her actually liking Jack, telling him that nothing can get in the man being dragged down an alley by way of the black figurefirst love she and Vance share. They chase them Dean catches up to Jack while he’s hiding and they hatch a warehouseplan. Charlie explains that in theoryJack talks to Harper, a brass nail dipped in sugar water will kill a Muscatrying to lure Vance out into the open, but since they don’t have that, they will get creativecan make it their relationship work. As they enter the warehouseVance rushes Jack, Sam and Charlie notice flies buzzing around and the smell of pine cleaner and rotting meatDean shoots Vance. They split upstruggle and as Harper encourages him to kill Dean, Jack appears and handcuffs Vance to some pipes with Dean, which allows Harper to escape. Charlie finds In the victim, alivediner, in Harper writes Jack a pile of other dead victims. As love letter saying that when she calls for Sam’s helpfinds Jack, she is grabbed by the Musca. Charlie gets free but is momentarily knocked out. Sam rushes 'll still have to check on her and is attacked by the Musca – fly head on a man’s body now visible. Charlie comes kill for what he did to Vance, but that she can then bring him back and stabs the Musca; Sam shoots the muscathey can be together. They are both covered in goo. The Musca letter is deadaddressed to Jack Smith, Lebanon, Kansas, PO Box.

During Driving in the fight with Deanpick-up truck, Vance pauses Sam and runs out of Charlie discuss the apartmentcase. In the librarySam tries to convince Charlie to stay, Harper unlocks using the door and lets in zombie Vancemusca as an analogy. They kiss. Vance chases Jack through As Charlie points out the library’s stacks. On the PA systemholes in Sam’s argument, Harper explains that she comes from we see a long line group of necromancers, she realizes Jack is a hunter, that nothing can get in muscas arrive at the way of the first love she and Vance share, and that all the other guys had to die because Vance needs human flesh to live. Dean catches up to Jack while he’s hiding warehouse and they hatch a plan. Jack talks to Harper, trying to lure Vance carry out into the open. Vance rushes Jack, and Dean shoots Vance. They struggle and Jack handcuffs Vance to some pipes. Harper escapes. In body of the diner, Harper writes Jack a love letter saying that when she finds Jack, she’ll kill him to replace Vance, and they will be together againdead musca. The letter is addressed Charlie agrees to Jack Smith, Lebanon, Kansas, PO Boxthink about staying.

Driving Back in the pick-up truckBunker, Sam Dean and Charlie Jack discuss the caseand Dean tells Jack he did a good job. Sam tries Jack wants to be allowed to convince Charlie go on hunts due to staybeing right about the case. As Charlie points out the holes Dean talks about how in Sam’s argumenthunting, we see a group of Muscas arrive at mistakes happen. It’s how you handle yourself after the warehouse mistakes and carry out the body of the dead Muscalearn from them that matters. Jack adds that it’s also about forgiving yourself for mistakes. Charlie Dean agrees to think talk to Sam about stayingJack going on more hunts. Jack begins to cough, and spits up blood in his hand, and then passes out on the floor as Dean checks on him.

Jack uses the phrase "[[Christo]]" to test if Harper Sayles is [[possessed]]. This is the first time since [[1.04 Phantom Traveler]] that this method of demon testing has been used on the show. The lack of its use since season one has long been a bugbear of fandom.