In the war-like times of Oliver Cromwell, in and around 'olde Oxford towne', Dutchman Karl Van Kerstenbrook, Dutch soldier-of-fortune and sword-for-hire, stands ready to defend his lady-love, the fair Thomsine Musgrove, and prove his nettle, and that his blade is made of the finest metal.

Doris Moore is a country girl who is conned by two crooks, Harry Leland and Pop Clark. They convince the naive girl to come with them to New York City and play the badger game on William Lake. But the intervention of Kate Fallon, who runs the gang's New York home, saves the innocent and traps the guilty. Instead of tricking Lake, Doris marries him.

Jane and Katharine are the sweetest youngsters in the world, in their mother's eyes. The family is summering at a seaside resort when mama is called to town for a week. Not wishing to interrupt her darling's good time, she has her young bachelor brother come to the hotel to take care of the children until she returns. "Billy" Parke undertakes the job.