Phyllis Wilson (Laura Lee) returns to the lumber camp owned by her father, Henry Wilson (Sam Flint)), and finds him in a struggle to keep his holdings. Wilson's foreman, McCabe (George Slocum), is employed by Wilson's enemy to destroy his company. Jim Caldwell (David Bruce), an engineer, is hired by Wilson and falls in love with Phyllis. McCabe kills Wilson and Sheriff Williams (Lee Phelps) thinks Caldwell is the killer.

Based on the novel by James Oliver Curwood about Kazan, the wolfdog.