To repay a debt of kindness, Neil signs a secret contract with Keira's father stating that he will marry Keira for five years and help her recover from a painful breakup with her first love, Simon. During their contract marriage, Neil is attentive and caring towards Keira, but she never treats him as anything more than Simon's substitute. When the contract comes to an end, Neil discovers Keira's persistent infatuation with Simon and finally decides to divorce her.