After her husband's passing, Miwa supported herself and her only son through part-time work. Struggling financially, she could barely afford rent, but a neighbor helped her get by. However, this led to Miwa being asked to take care of the man's son, Katsu. Unaware that Miwa was his caretaker, Katsu became increasingly interested in her body, making advances whenever he could. He would cuddle up to her like a real son, touch her body, and even ask her to handle his erect penis during baths. Taking advantage of Miwa's sexual frustration, he went as far as having sex with her... Miwa began to feel pleasure from these acts with Katsu, ultimately forming a daily relationship where they sought each other out...
