For High School student Gon Freecss, it's a rather normal day, that is until he meets the new student, Killua Zoldyck. Gon is ecstatic, expecting to make a new friend. The catch? He's one of Killua's targets for an assassination mission.

Korudo is a 12 year old girl who has grown up in a world of mistrust. She covers her problems with jokes and teasing, and she can't take anything seriously. Korudo decides to take the Hunter Exam in order to achieve her goal of finding her parents. She certainly never thought she'd meet two very unique boys along the way. She finds a specific white haired boy intriguing, and easy to mess with. He finds her annoying due to her constant teasing, which in return causes many arguments. As she goes on adventures with the duo, she finds herself falling for the assassin, much to her displeasure.