Because you like Harry Burns in When Harry Met Sally...
Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.
Her unhappy childhood has left her unsure of the existence of happy endings. Mary Jane Watson hides her pain beneath a joke and a smile. See them in Marvel Cinematic Universe.
If you died and came back to life, and then died more times and came back, you might stop battling evil mutants. Not Jean Grey. See them in X-Men Series.
Nina Sayer finally landed the role of prima ballerina, but as tension ramps up in rehearsal, she starts losing her mind. See them in Black Swan.
Don't worry about this forensic scientist offing you unless you're a serial killer yourself. (You're not, right? Just checking.) See them in Dexter.
As an undercover cop, Schmidt is getting to relive high school as a cool kid. See them in 21 Jump Street.
Joel is a hardened, jaded survivor who keeps finding things to fight for. See them in The Last of Us.
Whether it's punching a meteor or saving a teen from jumping, Superman tries to be in as many places as Kryptonianly possible. See them in DC Extended Universe.
Belle has ready every storybook in town, and she's slowly realizing that life is no fairytale. See them in Beauty and the Beast.
Abandoned by her parents, Rey made her living selling scrap metal and got used to being her own friend and teacher. See them in Star Wars Series.
Simba just can't wait to be king, but he's got a lot of growing up to do first. See them in The Lion King.