A former Marine turned doorman at a luxury New York City high-rise must outsmart and battle a group of art thieves and their ruthless leader — while struggling to protect her sister's family. As the thieves become increasingly desperate and violent, the doorman calls upon her deadly fighting skills to end the showdown.

When shadowy U.S. intelligence agents blackmail a reformed computer hacker and his eccentric team of security experts into stealing a code-breaking 'black box' from a Soviet-funded genius, they uncover a bigger conspiracy. Now, he and his 'sneakers' must save themselves and the world economy by retrieving the box from their blackmailers.