Sana, who is uncomfortable with her mother's remarriage partner, has never called him 'Dad.' When her mother leaves for an errand, 3 days alone with her father begin. The moment the mother is gone, the father loses control, shouting 'I've always wanted to fuck those tits!' and attacks Sana while she's sleeping! Daily rape by the energetic father! As a result of skipping school and club activities to be continuously thrust by her father's massive piston, Sana completely falls! 'Dad... I'm going again!' Shaking her grown, heavy breasts, she experiences convulsive climaxes while spraying love juices from the friction!