【old man’s straw】Complex

The main character, Hiro, who is blessed with a wonderful companion and a happy married life, has his peaceful life completely changed by a certain [visitor]. The [visitor] is his wife’s younger sister, Kana. In fact, before his marriage, Hiro had made a move on Kana several times. Even though he was uncomfortable just being around her, he ended up staying at her house, and Kana told Hiro, “I won’t tell my sister about the past. I won’t tell your sister about the past. But Kana says to Hiro, “I won’t tell my sister about the past. It’s a rich, immoral erotic story written by an up-and-coming author, Yawara, who is known for her cute characters and accurate erotic descriptions!