A nameless 40-year-old single man indulged in masturbation so much that he lost consciousness. It seemed like he had reached the end of his life in this world, but when he regained consciousness, he saw a cute girl looking at him with a worried expression. Her name was Misha, and she called him “Norn.” According to her, he had nearly drowned in a river. The man, still confused about the situation, looked into the water’s surface and saw the reflection of a cute boy with animal ears. He had been reincarnated into another world as Norn. In this world, its inhabitants had animal ears and tails. Additionally, there were more females than males, and society practiced polygamy. Misha was Norn’s first wife. Although they weren’t married yet, they were already living together. She had no hesitation in taking off her clothes and bathing with him. As Misha washed Norn’s body, his crotch continued to swell more and more…