Yuuka returned to work after giving birth to a boy. With the return of her good-looking manager, her workplace has also come alive. However, her unmotivated subordinate, Sanada, was in a hurry to meet the deadline for her meeting materials. At that time, Sanada secretly took a picture of Yuuka who was frantically pumping the milk overflowing in the bathroom during her lunch break, and used it to make Yuuka do what she did. Sanada squeezes breast milk that overflows endlessly like a child playing in the office. And it escalates day by day...
