Dr. Jameson, a widower, has a daughter of five, who he feels is sadly in need of a mother. After some thought the doctor decides to propose to Nan Warren, a young western woman, working a claim alone on the hillside. His courtship is successful as she accepts him but hardly has he left the house when a young man, an old acquaintance of the girl, enters and tells her of his love. Jameson finds them making love and realizes that he must give up his claim to the girl. A month after the marriage Nan's husband is hurt at the mine and the doctor is sent for. He refuses to go. Nan herself comes and pleads with him and he finally consents to go. It is a difficult operation and temptation comes when he realizes that the slightest slip of the scalpel will cause the man's death. Why not? The doctor suddenly realizes the enormity of the crime he is about to commit, sets resolutely to work, and the operation is successful.
—Moving Picture World synopsis