The Morgan faction fiercely controlled Dark Valleyand were dreaded everywhere. Nothing survived their fancy or ruthlessness. However, Bolt Haverilends up rescuing a former member of the clan and agrees to help him in saving his sister as well. But does Haveril know what kind of danger lurk behind iron-barred gates and heavily guarded fortresses of the dreadful Morgan faction? What is in store for him?

Jackson Gregory (1882-1943) was an American teacher, journalist, and writer. He was born in California and was educated at the University of California, Berkeley. He began his career as a newspaper reporter in San Francisco. He later served as a principal at a high school in Truckee. He authored more than 40 fiction novels and a number of short stories. Several of his tales were used as the basis of films released between 1916 and 1944, including The Man from Painted Post. He was one of theAmerica's successful and prolific authors in the first half of the 20th century. Though the vast majority of his stories were about the American Old West, he did occasionally venture into other genres, like mysteries, fantasies or South Seas adventures. His writing formula was usually a successful combination of an abundance of action, adventure and suspense coupled with a dependable story line about areas and the life he was familiar with in the American Southwest.