One night, my husband's boss, who took my drunken husband home, turned out to be his ex-boyfriend, Yoshino. - The man who trained me as a lustful slave when I was still young and opened my eyes to the world of true pleasure for the first time. - It was a bolt out of the blue for Rena, who ran away from her love-hate days with Yoshino and started a new life. - (I don't want to lose this human-level happiness that I finally got...) Lena desperately tries to mend things, but...