At the request of his sister Kyoka, Suie ended up taking care of her nephew Kazuaki. The nephew would react innocently just by catching a glimpse of her charm, which she found adorable. Bored, she couldn't help but barge in on him while he was bathing… Unfazed by Kazuaki's confusion, Suie excitedly and nervously played with his erect penis. For Kazuaki, who had never known a woman, this was an unprecedented pleasure, and he ultimately ended up ejaculating under Suie's guidance. However, Suie's insatiable desires showed no signs of abating…
