District Attorney Grant Gardner and Police Commissioner Dryden were asked by Mayor Randolph to investigate suspicious suicides among scientists and businessmen, all found holding a small scarab.<br /><br />The costumed hero was really Grant Gardner!<br /><br />They discover that all of the suicide victims were members of a Mayan expedition. Professor Lyman was one of the last survivors and turned to his friend and fellow survivor, Dr. Maldor, for help. <br />However, Maldor (as the Scarab) was behind the "suicides" which he planned as revenge for his lack of recognition in organizing the expedition. He killed them using "Purple Death", a hypnotic chemical. Maldor decided to force Lyman to give him the location of plans for a "Dynamic Vibrator" - a device intended for mining operations but one that can be amplified into a devastating weapon.<br /><br />Grant stopped Scarab's minions from stealing the plans for the Dynamic Vibrator. So, Scarab tried to get a working device with several failed attempts.<br /><br />Grant's love interest was Gail Richards.<br /><br />Captain America created by Jack Kirby and Joe Simon.<br /><br />#CAPTAINAMERICA