Because you like Maria Nunez in West Side Story
Manipulative, conniving, and ruthless, Mr. Gold is enigmatic no matter what world he's in. See them in Once Upon a Time.
Eponine is a scrappy street urchin with a bad case of unrequited love. See them in Les Miserables.
Arwen has to choose between a life of loneliness or love and inevitible death, both rather unfortunate options. See them in The Lord of the Rings.
The incomplete experiment of an inventor, Edward Scissorhands was left with blades instead of hands and an unpolished understanding of the world. See them in Edward Scissorhands.
Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.
Lady Bird's heart is in the right place, usually, but even the purest of people can fall sway to the havoc-wreaking traps of senior year. See them in Lady Bird.
Humble, caring, and protective, Scott McCall tries to make the best of his newfound status as a werewolf. See them in Teen Wolf.
Stefan Salvatore was the golden boy when he was alive. Can he keep it up as a vampire? See them in The Vampire Diaries.
Nadine Franklin likes to wallow in her misery almost as much as she likes to torment her mother. See them in The Edge of Seventeen.
Jamal Malik came from humble beginnings in an Indian slub filled with street gangs, but he is destined for bigger things. See them in Slumdog Millionaire.
Driven and straightforward with high-technology parts, EVE was sent to Earth to see if it is habitable. See them in WALL-E.