Thanks to falsified dental records supplied by his former neighbor Nicholas "Oz" Oseransky (Matthew Perry), retired hitman Jimmy "The Tulip" Tudeski (Bruce Willis) now spends his days compulsively cleaning his house and perfecting his culinary skills with his wife Jill (Amanda Peet), a purported assassin who has yet to pull off a clean hit. Suddenly, an uninvited and unwelcome connection to their past unexpectedly shows up on Jimmy and Jill - Dentist returns to hitman for help in rescuing his wife.