A criminologist and a government agent team up to expose a ring of German spies.

A husband, mistakenly believing his wife has cheated on him and that he is now the father of their newborn son, throws both her and her child out of the house. Frantic to the point of madness, she abandons her baby, and when she gains her sanity she flees to Alaska to start a new life. However, her husband finds out and follows her there.