Thanks to falsified dental records supplied by his former neighbor Nicholas "Oz" Oseransky (Matthew Perry), retired hit man Jimmy "The Tulip" Tudeski (Bruce Willis) now spends his days compulsively cleaning his house and perfecting his culinary skills with his wife, Jill, 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's doorstep: it's Oz, and he's begging them to help him rescue his...

A U.S. submarine, the USS Tampa Bay, vanishes while shadowing a Russian Akula-class submarine in the Arctic. Rear Admiral John Fisk sends a Virginia-class submarine, the USS Arkansas, under the command of newly-promoted and unorthodox Commander Joe Glass to investigate. At the same time, a Navy SEAL team under the command of Lieutenant Bill Beaman is sent in to discreetly observe a Russian naval base. When they arrive at the naval base, they witness defense minister Dmitri Durov conducting a...