Dispatched teaching staff member Nanami meets Tetsuya through SNS and decides to marry him. She doesn't have many relatives and turns to an agency called "Nandemoya", run by Amuro. She asks the agency to send people to her wedding and for some to pretend they are her relatives. Early in her marriage, Nanami finds Tetsuya having an affair, but her mother-in-law, Kayako, insists Nanami is having the affair. Due to this, Nanami
