Wealthy playboy Luke Taggert wants to keep a woman without the commitment of marriage, and he`s got his sights set on Cassie Zerek. So he plots to make Cassie his live-in mistress by jailing her father, then offering to help save Cassie and her brother from certain destitution by hiring Cassie to live at his homestead. But Cassie`s naive virtue keeps her from understanding the role that Luke would assign to her. Once Cassie does understand, Luke has fallen in love with her and wants to make her his wife, but Cassie isn`t interested in such a deceitful man.