A hopeless romantic (Domhnall Gleeson) thinks he's found true love with an older woman (Christina Applegate)| only to learn that she's married and their encounter was merely an instrument of revenge against her neglectful husband (Thomas Haden Church). Initially out for blood| the husband finds himself strangely sympathetic to the romantic's plight. He decides the best way for the two of them to get revenge is by moving in together| cutting her out and living a bachelor's life.