Fandoms summed up by a tumblr user
Sherlock: Two gay detectives that don't know they're gay yet or pretend they hate each other or something and a third season that apperantly won't come
Supernatural: Two brothers fighting demons with a gay side story between an angel and a human, and the guy who plays the angel is pretty chill
Castle: A pimp follows a hot detective and then they fuck against a door.
Doctor Who: Something about a rift in time, no one really knows
Avengers: Loki owns like everything and people feel for him and something about incest
Teen wolf: A teenager and werewolf are fucking and some guy is a snake or something
Rizzoli & Isles: A gay detective and a gay chief medical examiner who don't know they're gay yet and pretend they like men.
Grey's Anatomy: There's a serial killer called Shonda Rhimes. Also, the Asian lady would like her shoe back.