Because you like Elena Gilbert in The Vampire Diaries
Chaos is what killed the dinosaurs, and there's nothing Jason "J.D." Dean loves more than chaos. See them in Heathers.
Tattoos, bad boys, and heroin: Jane Margolis is learning that some vices are more dangerous than others. See them in Breaking Bad.
James Gordon happens to be the one guy in Gotham City with proper morals who doesn't also run around in a cape. See them in DC Extended Universe.
Alison DiLaurentis believes you're always better off with a really good lie. See them in Pretty Little Liars.
Don't mess with Mickey Milkovich unless you want to see the wrong side of one of his many guns. See them in Shameless.
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.
Clary Fray's philosophy: dive into the supernatural underworld first and ask questions later. See them in City of Bones.
Tom Haverford is set on being a world-renowned entrepreneur who dates models. Problem is, he's stuck in Indiana with a lazy business partner. See them in Parks and Recreation.
Talking to a stranger on a train is the best decision Jesse Wallace ever made. See them in Before Sunrise.
James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..