New York schoolmarm Hildegarde Withers assists a detective when a body of unscrupulous stockbroker Gerald Parker suddenly appears in the penguin tank at the aquarium.

Thirteen women who were schoolmates ask a swami to cast their horoscopes. The news they receive are not good for any of them.

When World War I comes to an end, three pilots find themselves on hard times. They wind up in Hollywood, where they work as stunt fliers for a sadistic director.

There are plenty of guilty secrets at the school where Hildegarde Withers teaches. When she finds the body of the pretty music teacher, she calls in her old friend Inspector Piper, who promptly arrests the obvious suspect. Clues multiply and everyone looks suspicious as Piper and Miss Withers continue their battle of the sexes.

A salmon fisherman has to choose between a bad girl and a society doll.