Nanao, a married woman living in an apartment complex, is frustrated by sex with her husband, who only ejaculates inside her as soon as he penetrates her. In an attempt to somehow ease her loneliness and dissatisfaction, his fingers gradually move to her vagina, which is overflowing with honey... As she climaxes, she feels someone looking at her, and when she turns to the window, there is an old man there. Although he only saw her by chance, he Kokoro apologizes, and Nanao begins to open up to him. The two, who were never meant to meet, end up in an affair that is so intense it makes them sweat after Nanao witnesses him masturbating...