While Diana is helping Steve recover from the injuries sustained in their last adventure, they are abducted by a pair of disguised Gestapo agents. The agents take Diana and Steve to a deserted mansion in the South, where they are met by Doctor Poison, the masked chief of the Nazis' poison division. Doctor Poison attempts to force military secrets from Steve via truth serum, but Diana manages to secretly sabotage the needle, allowing Steve to feed the Nazis false information
