Nanci Rogers

For the past four years, San Francisco cop Jack Cates has been after an unidentified drug kingpin who calls himself the Ice Man. Jack finds a picture that proves that the Ice Man has put a price on the head of Reggie Hammond, who is scheduled to be released from prison on the next day.

A surprise visit from Spock's father provides a startling revelation: McCoy is harboring Spock's living essence.