MIDA-382 Three Days Without Parents: Training My Adolescent Younger Sister, Who Attends an Idol School, Before She Debuts, to Become Addicted to Intense Sensations and Wild Encounters — Yasaka Nagi

Nagi spent her days working hard at lessons at a training school, aiming to become an idol. One day, her parents said they would be away from home for a few days, leaving her alone with her older brother, Yuzuru. Yuzuru was an otaku who had special feelings for his younger sister Nagi, beyond the usual sibling bond. Without letting Nagi find out, he secretly took photos of her in revealing moments and even licked the opening of a juice bottle she had drunk from, treating her as a sexual object. Taking advantage of their parents’ absence, Yuzuru’s perverted behavior grew more extreme… My sister, the idol, is my private pleasure object, won over through intimate teasing and his impressive size