Yuuji, whom I've known since we were kids, is a family friend. His family goes camping every year, and this year I was invited to go with Yuuji's uncle and aunt to the campsite. After enjoying BBQ and activities all day, I headed to the bathhouse to wash off my sweat and saw his aunt taking a bath. I had lewd feelings for Yuji's mom, and that night I raped the aunt sleeping in the cramped camper van...
