A beautiful wife, Rin, lives happily every day in a private house bought for her by her parents-in-law. Her husband begged her to have children, but she had a stable and planned personality, so she persuaded him to save money. However, a demon-like man tramples on that solid plan and sneaks into Rin... One day, the rape of a man who could only think about everything with his own selfish ego began. What is the real identity of the man who loves to be fucked and vaginal cum shot while laughing at Rin, who is trembling from fear of not being able to see his face?