After her husband, Takuya, changes jobs, Ria moves with him to his hometown. However, shortly after the move, Takuya makes a serious mistake at work, causing significant damages to a client company. When he visits the client to apologize, he comes face to face with President Ueda—the same man who bullied him mercilessly as a student, calling him "Shontaku." Overcome with fear, Takuya trembles in submission. As compensation for the damages, Ueda begins to violently dominate and sexually possess Ria. Unable to resist, Takuya desperately scrambles to raise money, while all the while Ria remains under the control of the powerful Ueda. The story centers on Ria's escalating humiliation and the psychological torment endured by both husband and wife.