After receiving a call about the death of her sister and brother-in-law in an accident, Abby flies from London to New York. At the funeral she sees Greg, the brother of her sister's husband. Even though he was unfaithful to her five years ago, Abby is still hopelessly attracted to him. When she tries to take her nieces into her care, Greg steps in to keep custody for himself. There is just one way for them to share custody—they must marry one another!