I, indulging in reverse intercourse with my beloved daughter's boyfriend, aroused by the intense pleasure of a giant, convulsing shrimp. (Inamori Miyabi ROE-529)

Just as I became pregnant with my daughter Mayu, the man I was dating, who was supposed to be my husband, suddenly disappeared without a trace. For the past ten years, I've worked tirelessly to prevent my daughter from suffering because I'm a single mother. Graduating from university, finding a job, getting married—my daughter will have a bright future. However, one day, I unexpectedly had a relationship with my daughter's boyfriend. Contrary to my love for my daughter, I couldn't control the desire I had been suppressing until now; my body was struck by a numbing pleasure, like an electric shock…