*There are parts in this work that can be enjoyed more by not opening your eyes to the limit. A childhood friend who always comes into my room without permission and makes fun of me. I came here again today and teased him, saying, "You're not going anywhere even though it's your day off." Then suddenly, "I have a consultation ..." with a mysterious look. Hmm, it looks like I'm going to have sex with my boyfriend, but I can't do it properly because I always get orgasm right away, and I want my childhood friend to be a practice table for sex. I see... haha! ? Straddling me who was confused about what to suddenly say, "I'm not going to do it for real! Never open your eyes!" Childhood friend. "Don't open your eyes!" The sex training of me and my childhood friend escalates day by day, and finally it's not just practice...