My husband was diagnosed with azoospermia. - That was how things started. - A sudden proposal from her husband that he wants her to have a child with his brother-in-law instead of him. - Although his wife, Kana, feels disgusted by her brother-in-law's fierce, animal-like caresses, regardless of the time or place, she gradually breaks away from the old-fashioned morality that ``chaste is a wife's duty.''