Because you like Vito Corleone in The Godfather
Yuri is living in the afterlife, which takes the form of a high school where no one dies. But if you follow the school's rules and live a "normal" life you vanish. See them in Angel Beats!.
Tina Cohen-Chang is a shy loner who becomes a fierce performer on stage. See them in Glee.
JJ Mayfair is a loyal friend, but reckless behavior and a drug habit make relationships rocky. See them in Outer Banks.
A photographic memory is just one of many skills Lexie Grey brings to the table as a surgeon. See them in Grey's Anatomy.
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.
A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.
Jade Jade Harley might not be the best at reading social cues, but her bravery and selflessness means she's a great friend to have. See them in Homestuck.
Konata Izumi has a live-now, worry-later view of the world. See them in Lucky Star.