Synopsis: Prison warden Sven Sorenson uses corrupt judge Rolf Rausenberg to enforce his wishes, making both men feared by their small town's residents. When Sven's twin daughters are impregnated by Bud and Larry, he forces both couples to marry. Fed up with tyrannical Sven, his sons-in-law decide to rob a passing train and make their escape. Meanwhile, Rolf's FBI agent daughter, Karen, arrives to investigate Sven.