On his first day of school Mato Kuroi befriends Yomi Takanashi, just moved to town. The two become inseparable during the school year to register a point in club volleyball and basketball at the club the other, trying to stay in the same gym.
The following year, however, the two girls end up in two different classes and Yomi starts to feel jealous of Mato who spends most of his time with his partner and club class Yuu. Yomi, however, suddenly disappears into thin air, leaving no trace behind, knocking in Mato depression. The opening theme is "Ashita no Kioku" by Naozumi Takahashi. The music was composed by Ryo and the Black Rock Shooter ending theme song is "Braveheart" performed by The Gomband.
