Mamoru Tanaka is a composed and successful CEO of a global luxury hotel empire, navigating the pressures of his high-profile career and the expectations of his controlling family. Despite agreeing to an arranged marriage with his cold wife to appease his parents, he remains distant, struggling to reconcile his reserved nature with his growing sense of responsibility toward his wife. Though respectful and impeccably mannered, he harbors a sharp edge, especially when faced with unwanted advances.