Because you like Joel Barish in Eternal Sunshine of the Spotless Mind
The vampire that killed Zero Kiryu's family also infected him, and he starts to crave blood, much to his horror. See them in Vampire Knight.
If there's power in being average, Mikado Ryugamine will find it and use it. See them in Durarara!!.
There's more to this sweet, caring landlady than meets the eye. See them in Sherlock.
The ever-cheerful Tonks can change her appearance at will, but she can't seem to get rid of her clumsiness. See them in Harry Potter Series.
Michael Scofield is no criminal, and he didn't get jailed by accident. See them in Prison Break.
In his heart, this student rebel is more of a lover than a fighter. See them in Les Miserables.
Wearing couture pinstripe suits over his cut abs, banker Patrick has a way with the ladies. But his relationships never end well. See them in American Psycho.
If Lisbeth Salander can hurt a bastard who deserves it by digging up stuff about him, she feels good. See them in The Girl with the Dragon Tattoo.
Glenn Rhee somehow never loses his enthusiastic spirit – even in the middle of a zombie apocalypse. See them in The Walking Dead.