On the anniversary of the Eve of the Battle of Waterloo, an assortment of unusual dinner guests gather at a remote country house to pay homage to Henry Shrapnel, inventor of the exploding cannonball. But all is not peaceful at the Shrapnel Academy: The downstairs servants, a group of third-world refugees led by a South African butler, are plotting to overthrow their upstairs oppressors. When a blizzard hits the countryside and traps everyone indoors, the rebellion erupts into bloody warfare throughout the Academy...