Five years into my marriage with my wife Kanna, I received a call from an unknown number. It was my former boss, Oshima, who I had once competed with for the department head position. He said he had started a new mobile service and wanted us to try it out. Despite our past history, I felt reassured by Oshima's cheerful voice and agreed. On the day of our appointment, what was supposed to be a couples massage turned into something else entirely. A partition was placed between Kanna and me, and I was given a blindfold and headphones, supposedly for better effect. Little did I know, I was about to witness my wife being seduced right in front of me...
