While at an engagement party she has no interest in, Whitney Lawford finds a place to wait out the night. It's a quiet bedroom away from the hubbub, so she decides to take a nap. When she wakes up, she's lying next to a man she doesn't know. He turns out to be the groom, Sloan Illingsworth. When his fiancé finds them together, she calls the engagement off. Having promised his mother he would marry, Sloan tells Whitney she will have to become his fiancé. Can Whitney, a woman who likes to play it safe, finally find love in this crazy situation?