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The central plot of the episode has many elements that parallel the action movie [https://en.wikipedia.org/wiki/Die_Hard Die Hard]. In the movie, the villian and their henchman seize an office tower called the Nakatomi Plaza (named Hitmoi Plaza in the episode), with the villian taking up residence in the penthouse, and it is up to the hero to stop their evil plan. The episode is also set around Christmas and Die Hard is [https://www.joe.ie/movies-tv/10-reasons-why-die-hard-is-the-greatest-christmas-film-of-all-time-479242 considered a popular Christmas movie].