Beauty Bookworm is the story of An, a shy, timid, and nerdy girl who is dubbed the "Sanctuary of Books" who has just transferred to a new school. With his intelligence, An was quickly noticed by the new school's VALUES (a gathering of academically excellent students), determined to entice him to join the association with the aim of making the association stronger, to conquer the knowledge contest in school and country.

A playboy's life changes after he meets and sleeps with a girl who hasn't turned 18 yet.