One day, my father-in-law, Takeru, showed up unexpectedly at the house I share with my husband. Despite having been estranged from my husband for many years, he begged me to live with him. My husband calls him a con man and is wary of him, but his gentle manner and consideration made me open up to him. He also saw through my worries and feelings, and correctly pointed out my dissatisfaction with our nighttime activities. He muttered, "Akane, you're like me," and slowly began to close the gap between us. He whispered that he wasn't cheating, that it was only 3cm, and pressed his penis, which was a size larger than my husband's, against my crotch...