"is it okay to shout so loud? Your stupid son will hear you?" The estranged son, struggling with life, came to the family home wanting to live together. And he brought his new wife, a woman named mahiro. Following the late wife's wishes, i agreed to the cohabitation, but everything this woman did annoyed me. Every time i did housework, i would insult and mock her. But—this bride had reached her limit with my nagging. And then…she summoned me. In the dark room…was my bride?? No, she called me 'master,' and trained me. She was the most feared and greatest mistress from the SM club i had been going to for years….