Summer vacation. - I went to my relative's house for the first time in a while and went to visit my neighbor Kenta, who used to play with me a lot, but he wasn't there, and in his place was Hana-san, who was good friends with him. - It's probably been ten years since I met Hana-san. - The two are married, and Kenta seems to be working in the city. - Flowers bloomed as we talked about memories, and I decided to stay the night as my uncle and Hana-san invited me, but when I noticed a faint singing voice coming from the upper floor, I couldn't help but peek inside, and my eyes met with Hana-san who was masturbating alone. - It's gone...