Because you like Xander Harris in Buffy the Vampire Slayer
Benji Applebaum is not a total nerd. He also happens to be super into magic. See them in Pitch Perfect.
Cady Heron is the new girl in town who's also new to the world of high school, period. See them in Mean Girls.
Although Theon Greyjoy is treated well, he's still essentially a hostage. And that isn't so easy for him to forgive. See them in Game of Thrones.
A meek schoolteacher, Mary Margaret Blanchard can't remember her past as a spirited, swashbuckling Snow White. See them in Once Upon a Time.
Daniel LaRusso is a Jersey kid in L.A. who is learning about karate and life from the mysterious Mr. Miyagi. See them in The Karate Kid.
Protecting Earth from mystical threats and training new members, Ancient One has her hands full with her latest recruit Stephen Strange. See them in Marvel Cinematic Universe.
Gene Belcher dreams of a future in the limelight, and he doesn't let his lack of talent hold him back. See them in Bob's Burgers.
Bobby Singer is a redneck ghost hunter, but all he wants to do is retire to the junk yards of South Dakota. See them in Supernatural.
A confident celebrity, Allison Hargreeves wasn't quite careful enough about what she wished for. See them in The Umbrella Academy.
Celie Johnson says she's poor, black, and may even be ugly. But dear God she's here. See them in The Color Purple.