Three boys drop out of military school. They get jobs working at a hotel, but it's about to go under. They decide to help the owner raise enough money to stay in business. They prove that sex sells by holding "Miss Purity Pageant" starring some of the females staying at the hotel.

When three prisoners of war escape from a prison camp in Yugoslavia they encounter partisans, who they agree to help fight in return for a safe passage to freedom. Their task is to blow up a strategic bridge which is heavily defended by German troops. Follow the action, frought with danger as our heroes complete their mission to destroy... the bridge to hell.