Disgusted with the policies of King Charles I, Oliver Cromwell plans to take his family to the New World. But on the eve of their departure, Cromwell is drawn into the tangled web of religion and politics that will result in the English Civil War.

The adventures of Calamity the cow, who is bought by a farmer for his children, stolen by rustlers, and eventually wins a prize for her part in ridding the area of a gang of cattle thieves.