I work at a publishing company and live alone in a spacious house. My wife's job requires her to travel frequently, so we have little time together, and every time she returns, she demands it repeatedly, leaving me exhausted. Whether or not my sister-in-law, エリカ, knows this, she often comes over to visit. That day too, after chatting about various topics, the conversation turned to nightlife, and エリカ, with a mischievous expression, touched my crotch. As I lost my reason and sought her body, エリカ whispered that if I could abstain for 30 days, she would let me like her...
