Just as I became pregnant with my daughter, Suzune, the man I was dating and who was supposed to be my husband suddenly disappeared. For the past ten years, I have worked desperately so that my daughter would not suffer from being raised by a single mother. Now that she has graduated from university, found a job, and is getting married, a bright future awaits her. But one day, I unexpectedly had relations with her boyfriend. Despite my love for my daughter, I couldn't control the desires I had suppressed for so long, and I was overwhelmed by a numbing pleasure that felt like an electric current running through my body...