[Reducing Mosaic]JUQ-169 "Really, it's only the tip, just 3cm..." A week of teasing and friends-with-benefits with a childhood friend you haven't seen in a while—starting with some mischief. Hibiki Otsuki

A few years into marriage, arguments with my wife had become routine. She'd been back at her parents' place for three weeks. As I was venting alone, I got a call from an old childhood friend, Hibiki. We decided to meet up after so long, and I invited him over to my house. As we reminisced, driven by frustration, I pushed him down. 'No kissing...' Hibiki said, but when I asked if anything else was okay, he neither denied nor confirmed it, his face flushed. And so, a twisted affair began with the logic that 3 centimeters doesn't count as cheating…