A diagnosis of aspergillosis that my husband received. That was the beginning of things. A sudden proposal from my husband that I want him to make a brother-in-law and a child instead of myself. Although his wife Kana felt disgusted, she gradually escaped from the old-fashioned moral of 'Sadatsugu is the main part of her wife' to a fierce lover like her brother-in-law's wild beast who did not choose time and place.