Saki Aikawa, the sales department manager at Uemura Fund and wife of Aikawa Takeshi, becomes entangled in a major crisis when the company president is arrested on insider trading charges, forcing the company to dissolve. As a result, massive debts owed to loan sharks remain, plunging her family into dire straits. Yakuza enforcers from the underground lender storm the Aikawa household, brutally beat Takeshi, and take the family hostage. In a dimly lit prison cell, the roar of a chainsaw echoes as savage men repeatedly assault Saki with their cocks. Forced to endure the relentless abuse, Saki is inevitably turned into a creampie slave. Witness the intense, heartbreaking descent into sexual slavery unfold.