Hikari and Kouki are in a loving newlywed life. The two come to greet Kouki's father, who raised him alone. However, when they meet, it turns out that the father was a Hikari had been dating several years ago. "If you want me to keep our relationship a secret from my son, be my woman for one night." If things continue as they are, the past that she wants to erase, where she was trained as a sex slave to the point of becoming addicted to sex, will be dug up... In order to protect her current peaceful life, Hikari will be cheated on tonight.