To solve the murder of a man shot in a locked room, Chan must wade through a Fun House, the writings of an unscrupulous author, and chess pieces.

A London nobleman (Lionel Atwill) takes the blame and stands trial after his son strangles a lover (Greta Nissen).

When delusional madman Roxor kidnaps a scientist in hopes of using his death ray to achieve world dominance, he is opposed by Chandu, a powerful hypnotist and yogi.

A high-spirited, short-tempered, young woman hates her father and loves to rebel against him. She marries a man whom her father hates but her marriage fails and she learns the…