Tsubaki is an excellent member of the Kendo club, who is able to teach the boys as well. She has feelings for Souma, who is also a member of the club, but… One day, Tsubaki complains about the club’s demise, and the principal promises to keep the club going, but in return, he demands that she let him touch her body as he pleases for a month! In order to keep the club going, she accepts the principal’s invitation… Every day, no matter where, her body and mind are gradually melted by the devil’s hands of pleasure that attack her…!