Three-star restaurant Takeshi, a popular chef in Himekawa, who causes mass food poisoning and gets tired of being beaten on SNS, Reiko who brings Takeshi on a hot spring trip, Takeshi who feels sexual desire in his mother's body while losing the will to live, Reiko who offers her body for such a son and tries to cheer up Takeshi, two people who greedily seek each other with more passions than parents and children ...