On Friday night, I got drunk at a company drinking party, and before I knew it, I had missed the last train, and the next thing I knew, I was at a hotel with Yuko, a junior office lady. Contrary to me, who was full of guilt towards my wife waiting for her home, she had a lewd switch turned on, probably because she was under the influence of alcohol. He approached me as if toying with me, who was torn between reason and desire...