Yukary married her husband, a classmate from her student days, after a long courtship. After the marriage, they bought a used house, but her husband's transfer was decided soon after, and he entrusted the renovation to Yukari and left for his new post alone.

Troubled, Yukari contacted a renovation company she found online, and a salesman came to visit. The salesman, Meguro, was young and handsome, and also Yukari's type, so Yukari decided to hire that renovation company.

Meguro, who had been preying on married women he met through work, set his sights on Yukari as his next target, and as he visited repeatedly, he learned that her relationship with her husband had grown cold, and he began to exploit the emptiness in Yukari's heart—.