Sister Ayami Ikeda and her husband started a construction subcontracting company. Being businesspeople transitioning to opening a company, they inevitably faced mistakes in the beginning, and they had to rely on Chairman Nakata to secure contracts to sustain the company. Ayami wanted to have children early, but family circumstances did not allow it, so she had to accept refraining from her desires. The project her husband designed this time is for the SEXTOP1 restaurant branch 2, but due to overworking, Ayami's husband made mistakes in his calculations. With no other choice, Ayami had to step in for her husband to resolve those mistakes. Nakata required her to fix the error by coming in to work extra every night at the old man's office...