GAJK-014 A schoolgirl is tied up and trained in a storehouse. Abandoned by her mother, she becomes the plaything of her stepfather. A pitiful girl, Kanna Shiraishi, falls into the ropes of despair and pleasure hell.

Kanna lives with her mother in a rural village. Although they are poor, they spend their days happily. However, her life changes completely when a man her mother brings home appears. The man who lives with her always goes into the storehouse with her mother at night and doesn't come back until morning. Days like this continue, but one day when Kanna comes home, the man tells her that her mother has left. "That woman sold you and ran away." Confused, Kanna is taken into the storehouse...