On October 20th, my friend Yukio, who I was separated from when I was young, came to visit me. Yukio was someone I had had feelings for in the past. However, I ended up marrying his best friend. The three of us got along well. I thought we would always be together. Until that day, when Yukio suddenly disappeared... A few years later, Yukio took advantage of my husband's absence and attacked me. I shouldn't feel anything even though my husband is there, and the more I thought about it, the hotter and wetter my crotch became...