Satoshi's wife is nearing the end of her prime childbearing years and has suddenly started pressuring him to have a baby. One day, his wife's friend Yukine visits their home... She says she's trying to get pregnant but isn't getting along with her husband, leading to a life of missed connections. Seeking warmth, she presses Satoshi, saying, "Just once, have sex with me." On the other hand, Satoshi started to feel tired from feeling obligated to have sex with his wife and accepted her invitation...
