Because you like Drusilla in Buffy the Vampire Slayer

Kenzo Tenma would have never guessed that ten-year-old he saved would later become a deadly serial killer intent on "thanking" him. See them in Monster (TV Show).

The vampire that killed Zero Kiryu's family also infected him, and he starts to crave blood, much to his horror. See them in Vampire Knight.

A few millennia in the mortal realm have caused DEATH to be quite enamored of life. See them in Discworld.

Formerly a "sweater-set-wearing, mojito-drinking sorority girl", Paige Collins is now a successful sculptor with slight memory loss. See them in The Vow.

Lorelai Gilmore loves coffee, talking fast, flirting, movie marathons, and her daughter. See them in Gilmore Girls.

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.

A girl who grew up on stories, Meggie Folchart is as loyal and intrepid as one of her fictional heroines. See them in Inkheart.

A 100-plus-year-old who looks like a dreamy teenager, Edward Cullen warns girls to avoid him, which makes them want him even more. See them in Twilight.

For Scout Finch, growing up means learning the world is a more complicated place than you once thought. See them in To Kill a Mockingbird.

Running away from murderous aliens has turned into an interstellar chase for Jupiter Jones. See them in Jupiter Ascending.

Eowyn isn’t allowed to fight, but then again, when have rules ever stopped her? See them in The Lord of the Rings.

All the world's a stage, and Missy Piggy's never one to give up the spotlight. See them in The Muppet Movie.