An elderly gangster just released from prison plans one last job, and gathers a small crew to do the job, but the plan goes sour when one of the crew betrays the details of the operation to a rival gangster.
E.C.H.O., a secret organization with a strange name masterminds a bizarre plot to take over the world by dosing important `nerve centers' with super potent LSD. The only man who can stop them is Rex, a secret agent working for an undisclosed organization.
