Because you like Tina Cohen-Chang in Glee
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.
Charlie is a Type A theater director dealing with something out of his control: a painful divorce. See them in Marriage Story.
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.
Christian is a romantic who for some reason won't stop singing everything he feels. See them in Moulin Rouge.
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.
Sideshow Bob is a bitter ex-performer who was forced to do inhumane stunts for slapstick comedy. Now he's exacting revenge on his former boss, a clown. See them in The Simpsons.
A librarian and aspiring Egyptologist, Evie O'Connell would rather have her own adventures than just read about them. See them in The Mummy.
A smart, spunky, and incredibly skilled gamer, Art3mis has a revolutionary spirit. See them in Ready Player One.
Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.
The crown prince of the Fire Nation, Zuko has been ordered by his father to find the long-lost Avatar before he is allowed to return home. See them in Avatar: The Last Airbender.
Carl Gallagher is a budding psychopath fascinated with rule breaking. See them in Shameless.
A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.