Professor Roberts has perfected a powerful gas. A gas too dangerous to sell or even use, so he decides to destroy it. Before he can do so, he is kidnapped from his lab. Later, Darrel and Martha track his movements to the waterfront, where strange lights of red, blue and green, as well as mysterious noises are coming from. Doll Man steps in to corner the crooks and save Professor Roberts.; Zero investigates the ghostly return of three brothers, who in their youth had made a pact: if one of them were to die, they must return in the form of an agre, to care for the others. In adulthood, one of the brothers died, returned as an agre, and killed a brother. Zero unearthed the body and drove a stake through its heart.; Blackburn and Jackson fake their own deaths by placing two medical school corpses in a car, setting it on fire, and pushing it over a cliff, all because someone had leaked a picture of Blackburn to the newspapers. Then, to hide their identities, both men went to a plastic surgeon, who altered their features to new, but identical, appearances. Using an antique store as a front for their espionage and caught the man who'sd blown their covers.; In 1790, a ship sunk due to a typhoon in the South Seas, and a man, his wife and their son survive, and drifted toward a tropical isle, where they existed on rare, life-giving herbs. Soon, the parents died, but the herbs allowed the boy to somehow survive. 150 years later, a ship stopped by the isle and rescued an old man, taking him to London. There, he found out he needed the herbs to live, he recreated the plant, which gave him super-strength. To fight crime, he set up crooks, then he tipped off the Police by radio messages as "Elixir---The Voice!"