The couple, Mizuki and her husband, were asked by the husband's childhood friend, Murakami, to sign as witnesses on his divorce papers. The loving couple hesitated but agreed. However, Murakami, who had been struggling with his sexual desires since separating from his wife, found himself lusting after his friend's wife. Taking advantage of Mizuki's kindness, he complained about the hardships of being single. Eventually, Mizuki...
