New employee Hiyori was a quiet, glasses-wearing girl in the office and had a timid personality that was easily pushed around. She would agree to any request and was always busy with work. Hiyori's boss, Yoshio Umeda, is the head of the sales department. Although he has a wife and children, he is known for hitting on young female employees every day, making him the worst sexual harasser in the company. Umeda set his sights on the purity of new employee Hiyori, intentionally taking her on a business trip to a local area and arranging for them to share a room at the hotel. Startled by the sudden shared room, Umeda further harassed Hiyori with power harassment and sexual harassment, proposing an affair. Unable to resist Umeda's orders due to her timid nature, Hiyori was forced to drink alcohol and get drunk. Seizing the opportunity of Hiyori's inebriation, Umeda began his assault, only to find that Hiyori had transformed into a little devil unable to control her desires… 'Boss... can you still go?' The timid new employee who couldn't say no turned out to be an unexpectedly insatiable woman…
