Blindsided when her partner of four years heartlessly abandons her for another woman, Evelyn finds her world thrown into turmoil. Yearning to restore her pride and shield herself from public pity, she signs a binding matrimonial contract with Calvin, an intimidating corporate tycoon feared throughout the business world. While Evelyn views their union as a pragmatic partnership designed for mutual convenience, she remains completely oblivious to Calvin's hidden intentions. In reality, the calculating billionaire has orchestrated this alliance long before she ever agreed. Living under the same roof, their strategic arrangement steadily ignites into an intense, complicated emotional clash.