[Mosaic removed] Ai Sayama's popular closed room series is now available! Ai was not dissatisfied with her marital life, but she felt a sense of resentment at the current situation where she was drying up as a woman. At that time, her nephew Takeshi comes to live with her for a job interview. Apart from the couple's feelings of joy over the growth of their nephew, whom they have loved for a long time, Takeshi has always had a special love for Ai. When Ai was sleeping after getting too drunk at a small party with just the three of them, Takeshi crawled under her futon and relentlessly licked the secret part of her love...