SSIS-029 Finally, a family trip. I never expected that my stepfather would suddenly change his expression and force himself in... This incident during our trip is something I can never tell my mom, even if my mouth splits open. Yumi Shion

Shion's mother remarried Ginji, a small rich man who is a company president. To celebrate Shion's graduation from university, she goes on a family trip to a hot spring resort. A father-in-law who looks into Shion in the bathroom and sexually harasses her at a banquet. Finally stealing her mother's eyes, Shion is attacked by her stepfather... "I have to teach you how to suck a cock as a father." Mating with her father-in-law repeatedly. If I put up with sex, I can be a happy family with her mother... S1 forbidden immorality drama, new series of incest!