
District attorney Catherine Chandler, after being attacked and left for dead, is rescued by a half-man/half-beast named Vincent who lives in secret caves and tunnels beneath New York City. When Catherine returns to the surface to resume her life, she and Vincent are not only in love, but share a powerful psychic bond that enables Vincent to sense whenever Catherine is in danger. The plotlines revolve around Catherine getting in danger and the dashing and powerful Vincent coming to her rescue.

Catherine fears that Vincent might be the animalistic vigilante who is killing thugs on the New York subway system.

Catherine's search for a witness leads her into a gang war; Vincent must come to her rescue.

Catherine Chandler is attacked and left to die, but her life is saved by a mysterious man-beast who lives in a subterranean world.

Catherine falls in love with a powerful man; Vincent comes to the aid of elderly apartment residents being terrorized by thugs.