Yuta, who lives alone, meets a married woman named Shio in a local izakaya one day. She had a fight with her husband and was at a loss, so they ended up drinking together. This led to them becoming friends, and eventually, they started a physical relationship. Yuta gave Shio a spare key to his apartment, and she began visiting him after her husband left for work, carrying shopping bags in hand. To fill the void left by the growing distance between her and her husband, she started spending intimate moments in Yuta's apartment...
