In this bloody spine tingler, Arnold Masters (Jim Hutton) is wrongly accused of murder and committed to an asylum for the criminally insane. There, he learns to access newly found psychic powers and to use astral projection to affect the lives of others. On his release, Masters goes on a psychic rampage of revenge, killing everyone who testified against him. As the body count grows, however, Masters finds he must deal with a new kind of hell.