"Today, Mr. Muroi talked to me. I may be promoted." I couldn't really rejoice to my husband who spoke happily. Rather, she could only smile awkwardly because of her pain in deceiving her husband. From that day on, I was obedient to Mr. Muroi. "By enduring me, he will advance and we will be happy. I told myself so strongly. However, my body was devoted to escape from guilt. And the night of the 7th day ...