The doorbell rang. It seemed to be a friend moving. There were familiar faces inside. There was "Yuri Ai," whom he had broken up with years ago… And there were other men! And they were getting married… After questioning Yuri Ai, he learned she already had someone else. The man's anger escalated, and he decided to use the three days his husband was away to "cuckold" and "discipline" Yuri Ai.