Nanako was able to balance both work and family and spent every day as a splendid wife. She was, but at some point she was unaware of her sexual desire. One day, she ends up working overtime alone with a newcomer, Uchimura. Nanako finds her affectionate towards him, who is too naive, and invites him out of her mischievous heart. Then she is squid many times by Uchimura who makes a piston violently like she is greedy. Nanako, who is flushed by her feeling of insertion that continues to remain even after her affair, spends the night alone with him again.
