Biologist Norman Thoma breeds an invulnerable super-worm and turns it loose on mankind. Humanity seems to be doomed.; Three sailors kill the shipbuilder Jezab Grimm and board him up on his ship, the Mermaid. The Mermaid travels the seas for years and hunts down all of the murderers.; Surgeon Gustave Savage is kidnapped by the hypnotist Merlin. In an ensuing fight, Merlin blinds the doctor, but is killed. Savage transplants the dead man's eyes for his own and can see again. With fatal consequences, because his looks literally kill.; Drama at the carnival: Flexo the rubber man kills snake lady Satana for her money. Returning to the scene of the crime some time later, Flexo is confronted by a vengeful Satana.; The Becks, skinny husband and fat wife, hate each other and plot their spouse's demise. They succeed.