Kajika is a mischievous young boy belonging to the mysteriously empowered 'Kawa' clan. One day, he intentionally and cruelly kills a fox, prompting the fox's spirit to return and curse him. The curse transforms him into a half-fox and severely restricts his abilities. The only way to break the curse is to save one thousand lives. Consequently, Kajika embarks on a journey accompanied by the fox's spirit. However, chaos ensues when he acquires the egg of the last remaining dragon on Earth, forcing him to confront a merciless gangster seeking the power inherent in dragon's blood. Simultaneously, he attempts to break the curse and uncover the rumors surrounding what happened to his Kawa clan family.