Yumi is a mother who supports her son, who aims to become a medical school, as a nurse. at that time, the director said he had a sweet oyster... To forgive him instead of the promise of passing the exam of the director with a strong connection. The director who is looking for you during your work hours. She gradually wakes up to the pleasure of a woman she forgot. But in one letter, such a slanderful day appeared before Yumi who had a gap in her mind at the end.