In the history of the abstinence series, the most brutal cohabitation for a man and a woman alone! For a month, not only is it painful to not be able to masturbate or have sex, but every day they tease each other with foreplay until just before climax and expose each other's masturbation in this abstinence torture! They want to climax but aren't allowed to, growing increasingly restless and on the verge of breaking... The moment the abstinence time ends, they immediately engage and climax... so good that they can't move for a while. "It's not enough at all..." Their sexual desire surges from the depths of their bodies, and they greedily embrace each other in a dense mating! Ritsuko Nanasawa, becoming a beast.