Yui lived waiting for her husband's return under her father-in-law's care. Her husband's former superior whispered sweet words that he would let her husband return early, asking for her body in return for her husband's sake, and Yui offered her body. Her disgraceful behavior was seen by her father-in-law. At the end of the war, the superior who eagerly targeted the beautiful wife of a subordinate, and the father-in-law who secretly admired his son's bride, their lecherous desires intersect in a crazy locked-room drama!