A weekend of camping in the mountains becomes an excursion into hell for a young couple, who become pawns in a grotesque plot hatched by deranged locals.
Four guys on a bachelor party get off the subway at a station that shut down in the 70's and, after watching a transit cop get brutally murdered, find themselves running for their lives beneath the streets of NY.
When their money scam runs aground, a group of would-be thieves turn to kidnapping in an attempt to blackmail their target.
