There's something I've been keeping secret from my wife for a long time... Five years have passed since we got married, and we've fallen into a sexless marriage. Until now, I've been suppressing my desire to have my wife, Yuki, sleep with someone else, a "cuckold" desire. However, I finally reached my limit, so I went to a members-only happening bar. There, I witnessed my wife being seduced by another man, and I became enthralled by the exciting world. I took my wife to this forbidden establishment, with the promise that we'd just be looking around, but...