Because you like Nala in The Lion King
It's a race against time to develop his theory of the origins of the Universe before Stephen Hawking's body and mind give out. See them in The Theory of Everything.
Veronica Lodge is a quintessential mean girl trying to make a better life, and a better self. See them in Riverdale.
Luke Skywalker always wanted to leave home, but he didn't expect that it would be as part of a quest to rescue a princess and save the galaxy. See them in Star Wars Series.
The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.
A machete-wielding mass-murderer, Jason Voorhees is a terrifying blank slate. See them in Friday the 13th.
Jyn Erso is a rebellious criminal tasked with stealing the blueprint to the Death Star to find its fatal flaw before it destroys the planet. See them in Rogue One.
An adventurous dreamer, George Bailey always winds up putting other people's dreams first. See them in It's A Wonderful Life.
Tempestuous and talented, Claire Randall is a woman with a passionate heart and a quick mind. See them in Outlander.
Protecting his family's name and its power are more important to Tywin Lannister than anything or anyone. See them in Game of Thrones.
A legendary warrior with a complicated relationship to the truth, Jaime Lannister is revered and reviled in equal measure See them in Game of Thrones.