After losing his job due to corporate downsizing, Section Chief Koishima is hired by a new company, where he endures daily abuse from the strict female boss, Yumi. One day, forced to work overtime, he stays late at the office and witnesses a stranger sneaking into the company, secretly recording a clandestine affair. Later, when Koishima threatens to expose the footage to Yumi, her attitude toward him changes drastically. Gradually, she begins to treat him as her own possession, taking on a dominant and controlling role. This work captivates with its realistic, intense portrayal of shifting power dynamics, domination, and submission.