A woman impulsively murders her sister after discovering she has been having an affair with her fiancé, and later plans on killing the little girl who may have witnessed the crime.
An accountant suddenly suffers from amnesia. This appears related to the suicide of his boss. Now some violent thugs are out to get him. They work for a shadowy figure known simply as The Major.
Teddy Daniels and Chuck Aule, two US marshals, are sent to an asylum on a remote island in order to investigate the disappearance of a patient, where Teddy uncovers a shocking truth about the place.