Ichika decides to marry politically in order to survive the family. The other party's family had an old tradition of spending a week alone with the head of the family before the wedding. ``My role is to be embraced by my lewd stepfather, even if the conventions are just in name...'' she was prepared for it. However, his father-in-law's request exceeded his imagination. Ropes, candles, and repeated humiliation...The repeated training develops both mind and body, and Ichika gradually...