Because you like Mary Poppins in Mary Poppins
Andrew Glouberman is trying to make it through puberty with his sanity intact. See them in Big Mouth.
Talking to a stranger on a train is the best decision Jesse Wallace ever made. See them in Before Sunrise.
While Jay Gatsby doesn't necessarily like to attend his parties, he knows how to throw a world-class bash. See them in The Great Gatsby.
With great power comes great responsibility, but Peter Parker always seems to get the short end of that bargain. See them in Marvel Cinematic Universe.
Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.
Mystique is a shape-shifting mutant who, after too many disappointments, does not want to co-exist with humans. See them in X-Men Series.
A responsible kid, Hugo Cabret is still capable of flights of fancy. See them in Hugo.
After surviving consecutive fights-to-the-death (damn you, President Snow!), Katniss Everdeen is thrust to the front lines of a real war. See them in The Hunger Games .
Claire Underwood is scary intimidating, and she knows it. See them in House of Cards.
Trying to get through school without being a burden to anyone, Tohru Honda stays cheerful despite her difficulties. See them in Fruits Basket.
Jean-Baptiste Grenouille may have a phenomenal sense of smell, but he has a weak sense of morality. See them in Perfume: The Story of a Murderer.