Maiyuki decided to live with her husband's parents because her husband transferred work. My father-in-law is a good man, with terrible desires, and hugs and kisses his mother-in-law every night. Panting sounds can be heard at night. Maiyuki's crotch ached from the passionate and animal-like intercourse where flesh collided. The pale husband is the opposite of his father-in-law. Maiyuki's heart, which had a strong sexual desire and wanted to have sex every night, gradually changed towards her father-in-law. Maiyuki, wishing to be embraced by her father-in-law, seduces her father-in-law herself on a dangerous day …