After graduating from a fashion design vocational school, Minami Ayase landed a job at a renowned apparel company. Five years into her career, she has now risen to become the head of the dress shirt design and development department—truly a professional at work and a confident, alluring woman in her personal life. Her charms? Intelligent-looking glasses and her magnificent big tits—no, her downright explosive breasts. Entranced by her beauty, two of her subordinates are clearly plotting something behind the scenes. But just what exactly are they planning?