"The Full-Time Wife Escapist" centers on Mikuri Moriyama, a 25-year-old woman struggling to find stable employment after graduating with a degree in sociology. Facing financial instability and societal pressure, Mikuri agrees to a marriage of convenience with Hiramasa Tsuzaki, a 35-year-old IT professional who is socially awkward and prefers solitude. The arrangement is purely contractual: Mikuri will act as a full-time wife, managing household duties, while Hiramasa provides her with financial security and a place to live. The two agree to keep their relationship strictly professional, with no romantic involvement.

As the story progresses, Mikuri and Hiramasa navigate the complexities of their unconventional arrangement. Mikuri, initially motivated by practicality, begins to develop genuine feelings for Hiramasa, while he, too, starts to open up emotionally despite his reserved nature. Their relationship evolves through small, everyday interactions, such as shared meals and conversations, which gradually break down the barriers between them. The narrative explores themes of companionship, societal expectations, and the meaning of marriage in contemporary Japan.

Supporting characters include Hiramasa’s younger brother, Yūta, who is more outgoing and socially adept, providing a contrast to Hiramasa’s introverted personality. Mikuri’s family and friends also play roles in the story, offering perspectives on her choices and challenging her to reconsider her priorities. The series delves into the pressures faced by young adults in modern society, particularly the stigma surrounding unconventional lifestyles and the pursuit of personal fulfillment over traditional career paths.

The plot unfolds in a slice-of-life manner, focusing on the gradual development of Mikuri and Hiramasa’s relationship. Their journey is marked by moments of humor, vulnerability, and introspection, as they confront their insecurities and learn to trust one another. The story avoids melodrama, instead emphasizing the quiet, everyday moments that define their bond. By the end of the series, Mikuri and Hiramasa’s relationship transcends its contractual origins, offering a nuanced portrayal of love and partnership in a changing world.