A mysterious traveler blackmails a young TSA agent into letting a dangerous package slip through security and onto a Christmas Eve flight.

Two inept criminals are mistakenly delivered a package of cocaine and think they've hit the jackpot, triggering a series of events that changes 10 people's lives forever.

Two married couples become increasingly agitated with each other as they find out things about each other's past, while one of them is receiving disturbing packages from an unknown source.

A courier in London discovers that one of the packages she's transporting is a bomb.