I work at a publishing company and live alone in a big house. My wife goes on business trips a lot, we have less time together, and I get asked about her many times when I go back to my hometown. I'm exhausted. My sister-in-law Erika often comes to visit me whether she knows me or not. That day, the conversation turned from small talk to nightlife to watch, and Eri, who had a mischievous expression, touched my crotch. Erika whispered to me that I had lost my mind and body, and if I could abstain for 30 days, I could fall in love with her. Good movies every day: