Because you like John Wick in John Wick
Although Theon Greyjoy is treated well, he's still essentially a hostage. And that isn't so easy for him to forgive. See them in Game of Thrones.
Cheerful, childlike, and easily jealous, fashion icon Misa Amane is smarter and crueler than she seems. See them in Death Note.
Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.
Garnet is a Crystal Gem who'll protect her friends with her life. See them in Steven Universe.
Raj Koothrappali is an astrophysicist who sees stars when he feebly tries to chat up women. See them in The Big Bang Theory.
There can be no doubt that Ben Linus is a huge liar. But one man's lies are another man's necessary steps to protect his people. See them in Lost.
V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.
If Jack Torrance is one of his moods, you'll be the unlucky victim of the most bone-chilling, sinister yellers around. Bring your own axe. See them in The Shining.
A few millennia in the mortal realm have caused DEATH to be quite enamored of life. See them in Discworld.
Mac is a karate-chopping, beer-chugging schemer. See them in It's Always Sunny in Philadelphia .
Charles Boyle is the human equivalent of a puppy, only slightly less adorable. See them in Brooklyn Nine-Nine.