Vera Knight is hired to assist a biologist, Madame Bartlett. Since Vera is a naive girl from the country, she falls prey to the charms of Madame Bartlett's secretary and bookkeeper, Paul Chilton. The inevitable happens, and she goes home to give birth to a little boy while Chilton makes excuses for not marrying her.

Denton, an anthropologist of note, meets by accident a new neighbor, an attractive girl, whose father insists upon her marriage to a man whom he favors because of his wealth. Denton and the girl are mutually attracted and to Denton comes a vague but haunting belief that they have met before. Worn out by overstudy, he becomes seriously ill with rain fever and the mind pictures he has of his fair neighbor fade into a vision of a prehistoric existence, where he wanders as a stone age savage, meets and loves the girl of his heart, who also lives in that strange world. There also is the conflict between wealth and poverty, the father's choice opposed to the daughter's. The prehistoric Denton finally wins out after struggling with a savage rival and wild beasts as well. Just so the modern Denton finally conquers over his modem rival.

Wolf Erickson, captain of the "hell ship" Ellen Miller, returns to port after a very successful voyage. Because of his terrible temper, he is greatly feared by his entire crew. Even his son, John, a boy of about ten years old, is a victim of his father's wrath. The son, however, has not inherited his father's hasty temper.

Allen Bancroft of Lancashire is framed by criminals leading to his imprisonment and subsequent struggle to clear his name and find work, all while facing coercion from the same criminals.

Helen Embert, the lodge keeper’s daughter on the estate of wealthy widow Mrs. Melvina Jenkins is in love Bert Harrison. When by happenstance Bert saves Mrs. Jenkins and her daughter Mary from an accident he is instantly smitten with Mary. Feeling rejected, Helen pines away, expiring soon after. Helen’s mother, consumed with revenge, sets her sights on extracting it upon Mary but is prevented from harming her in the nick of time.