Because you like Charlie Bucket in Charlie and the Chocolate Factory
Maya Lambert is an obsessive intelligence officer with tunnel vision leading toward Osama bin Laden. See them in Zero Dark Thirty.
Lloyd Dobler is a kickboxer wearing his heart on his sleeve who would do anything for the woman he loves. See them in Say Anything.
Aerith Gainsborough has lived a simple life, but when the world is threatened she's willing to step up and do whatever she can to help. See them in Final Fantasy Series.
Poison Ivy is a seductive, venomous botanist laments the fact that there are so many people to kill, yet so little time. See them in DC Extended Universe.
An alien, a time-traveler, and an esper are following Haruhi Suzumiya, who – unknown to herself – is a near-omnipotent reality warper. See them in The Melancholy of Haruhi Suzumiya.
Albus Dumbledore oversees the most unsafe school in recorded history, with Dementors and giant arachnids run amok. See them in Harry Potter Series.
A crooked cop, Harvey Bullock is the product of a not-so-just criminal justice system. See them in Gotham.
Carrie Bradshaw is a sex columnist addicted to expensive shoes, Cosmopolitan martinis, and unavailable men. See them in Sex and the City.
Simon Belmont is a vampire hunter bravely carrying on the family business. See them in Castlevania.
With the loyalty and pluckiness of a puppy, Nana Komatsu is a hopeless romantic. See them in Nana.
Yuri Plisetsky's a hotheaded punk off the ice, incredible artist on it. See them in Yuri on Ice.