Yui, an ordinary housewife, was doing the cleaning part of the hotel. One day while she is cleaning she finds a small can lost. It contained white medicine. Yui to take home secretly. Misaki was at a bar that night. She was curious and she tried the medicine. Her body becomes hot and she masturbates in the toilet. Later she came to see if she had forgotten anything black. Yui pretends that she doesn't know. She is drinking at a bar when a black man sits next to her. The man said, "I'll give you medicine, so why don't you help her with her work?"
