NKKD-126 A record of my serious brother having sex with his kind wife during a two-night, three-day business trip, even when he was sleeping. - Rin Sakihara

I'm a ronin student who lives like a freeloader in the apartment of my older brother and his wife, who are serious and hardworking. - He had an unscrupulous feeling towards the female body. - One day, my older brother went on a business trip to a local area for two nights and three days. - 72 hours alone with my brother's wife. - I exploded the emotions I had been holding back until then, and during the three days my brother was away, I had sex with my brother's wife, even while he was sleeping.