Stag Night plot
After a bachelorette night at a strip club, two brothers and their friends want to continue the party in another bar. They happen to take the subway along with two women they met at the club. When they leave the metro for a while during a stop, they get stuck. The metro drives away before their eyes and the closed station has been out of use for years. There is no other option than to walk through the tunnel to the next station. They get the horrific feeling of being followed, but when they witness a murder at the next station, they have to flee for their lives...