Hirai and his wife have moved to a barrier-free condominium to care for their husband's father. It's not uncomfortable to live in, but Shirina was worried that her caretaker, Abe, was looking insidiously. And anxiety is right. Shiori is raped by Abe and her dirty semen is poured into her mouth. For her beloved husband and her father ... Shiori who endures her shame. Excited by her appearance, Abe continued to commit in the morning, noon, and evening, and continued to drink thick semen each time.