In 1910, John Flinders is warden of Red Rock Territorial Prison, in Arizona. When a condemned man`s last request brings Flinders into contact with the man`s widow, Flinders finds himself falling in love. Meanwhile, a new convict, Mike Sullivan, turns out to be an old friend of Flinders`. They talk over old times, but it`s clear that Sullivan has plans to leave the prison before his time is up. When those plans come to pass, Flinders sets out to re-take his old pal.