I have a secret that I can never tell my husband. It's that I was once used as a sex slave by his boss, Mr. Sagawa. At the time, I was addicted to the excitement of the extraordinary, but when I met my husband, I tried to cut ties with him and return to a normal life. However, due to unavoidable circumstances, I once again found myself tightly bound with hemp rope. No matter how much I tried to resist, I was swept away by the insane pleasure that I had never felt with my husband, and I once again drowned in the swamp of bondage...