==Themes in Wincest==
[[File:Wincest j2 11 by travellerintime74-d3camjs.jpg|right|300px|thumb|Manip by travellerintime74]]
Stories which feature Sam and Dean in a sexual relationship cover a wide range of themes, but many explore how and why Sam and Dean have developed a sexual relationship, and what that relationship is like. Themes in these stories include:
* Incest taboo - "But we're brothers!" - Sam and Dean deal with their desire for each other