McGarrett and Five-0 once again become entangled in the twisted mind games of serial killer Dr. Madison Gray when she stumbles into HPD covered in blood that matches Alicia Brown's, and claims amnesia.
Stars: Alex O'Loughlin, Scott Caan, Daniel Dae Kim
Director(s): Roderick Davis
Writer(s): Peter M. Lenkov, Alex Kurtzman, Roberto Orci