After reserving their dream wedding package at Niagara Falls, Dean and Darren learn they've booked themselves in a run-down motor lodge sandwiched between two chemical plants run by some guy named Shibbawitz and a Burmese refugee family.
A US submarine runs into a time rift. A special unit goes on a mission to see what’s on the other side. They find themselves in an alternate dystopian America, now a one-man dictatorship. They decide to help the rebels.