When his girlfriend dies of a drug overdose, a former Green Beret decides to take vengeance on the drug gangs responsible for her death.
Seth Gecko and his younger brother Richard are on the run after a bloody bank robbery in Texas. They escape across the border into Mexico and will be home-free the next morning, when they pay off the local kingpin. They just have to survive 'from dusk till dawn' at the rendezvous point, which turns out to be a Hell of a strip joint.
A violent street gang, the Rebels, rule the streets of Gary, Indiana. The Rebels shoot Marvin Bookman, a store-keeper, for giving the police information about a drive-by shooting they committed. Marvin's son, former NFL star John who created the Rebels, returns to Gary to be with his father and, with a little help from his friends, to destroy the Rebels his way.
A group of young people leave Harlem for a bus trip down to Miami. The voyage starts off with problems, but it ends up becoming a learning experience, as they end up finding things out about each other they had not previously known.