SAN-200 Stepmother controlled by her psychopathic son-in-law / Mari Ueto

Mari's remarried husband had a stepchild. In order to make Mari his, he pretends to be her passerby and attacks her father. During the month-long hospitalization, Mari and her son were alone. Her stepmother, who cannot refuse her son's advances, performs sexual services. The son, who cannot control his desires, demands a physical relationship and forcibly embraces her.