"Today I was with the manager until the morning," says Yuka, a beautiful waitress at a cafe. She secretly likes the manager. However, the married and slow-witted manager doesn't notice Yuka's discreet approach, and their relationship doesn't progress... In such a situation, the late-night overtime work is a golden opportunity for Yuka! She seduces him with her devilish approach, and they flirt all the time in the hotel and the shop!