Fumino is a married woman who has been married to her husband for two years. She and her husband are currently living as boarders at the home of her uncle, who runs a company. Feeling sorry for her husband who has been unable to find a permanent position, her uncle stepped in to help her out. Three months later, her husband seemed to be continuing to work, which gave her peace of mind, but she was troubled by a certain problem. Their nighttime activities had become less intense, and he no longer engaged in foreplay. After her husband left for work, she began to pleasure herself alone, hiding from her uncle, but her uncle had noticed her sexual situation. Unable to bear it any longer, her uncle entered Fumino's room while she was masturbating, and began to devour her crotch after she had just orgasmed...