I Went To Fetch My Big Stepsister So I Could Fuck Her Tonight. Aoi Mukai

酔った義姉さんを今夜、迎えに行きました―。 向井藍

Four years into marriage. Anxious about their cooling relationship, wife Ai asked her husband if she could go drink with a friend she hadn't seen in a while. She wanted to catch his attention even a little... But her husband was indifferent. Out of loneliness, Ai drank too much and passed out, and her friend called Ai's husband for help, but... The one who came to pick her up was her brother-in-law Kenichi. With the last train gone, Kenichi carried Ai home for the time being, and the drunk Ai unconsciously exposed herself defenselessly, seeking the warmth of Kenichi's skin...