BF691 — This is a record of me having sex with my student for 24 hours while my wife was at home.

My wife returned to her parents' house after a quarrel. At that moment, my student Nana came to my house. She said, ``From today, I'll be your wife,'' and took my place as my wife even though I didn't ask her to do so. But I never expected him to even be my sex partner...