One day, a business partner with whom he had a good relationship inquired whether his wife, Kana, could work as a cleaner. He was told that in return, his orders would increase, and Kana reluctantly agreed to a three-month contract. A few days later, Kana began working as a cleaner. A young employee, Dak, set his sights on Kana, and despite knowing she was married, began to flirt with her. Kana's firm refusal enraged Dak… and then tragedy struck. Important documents had been smuggled into the files Dak had entrusted to him. When Kana apologized, Dak ordered her to take off her pants and kneel in worship…