This winter, when it began to snow, I, who dropped out of college, was taught to study for the qualification exam at my friend's mother, Sanae-san's (Yuko Shiraki) house. My crotch was on the verge of exploding in the situation where I was alone in the kotatsu with Sanae who I admired. That day, I couldn't do anything about studying for qualifications, as I was glued to Sanae's thighs as she peered out from the kotatsu. Sanae-san, who noticed me like that, teased me with my crotch with her feet. Moreover, Sanae-san's mischief doesn't end there...
