One night, the man who helped Rena bring her drunken husband home turned out to be Yoshino—her former lover and her husband’s boss. In their youth, Yoshino had dominated Rena as his lustful sex slave, guiding her into the true depths of pleasure for the first time. But exhausted by their intense, love-hate relationship, Rena had resolved to leave the past behind and start a new life. For her, Yoshino’s sudden reappearance was a shocking bolt from the blue. Reflecting on her life so far and desperate not to lose the happiness she’d finally attained, Rena decided to keep her connection to Yoshino a secret. However, that resolve would soon begin to crumble…