Midnight tracks a killer who can't stop laughing.; The liberation of Taoten, in China. While Black X helps to organize the Chinese underground, Batu is captured by the Japanese.; A drug addict musician is mysteriously killed backstage.; The Marksman has to battle a dinosaur in South America in order to uncover a Japanese poison gas plant.; McGinty tries to arrange a double-date for Chuck, but someone poisoned the pie and the Jester has to sort through the clues.; The Count gets mixed up with a fight promoter who's hoping to make a quick buck on a fixed match.