The posse arrives , whereupon Jeff confesses that he is actually a Pinkerton detective , working undercover to catch the thieves .
Holding off the other outlaws while their cabin is on fire , Jeff is helped by Kit , who is shot and dies in his arms .
The posse arrives , whereupon Jeff confesses that Jeff is actually a Pinkerton Jeff , working undercover to catch the thieves .
Holding off the other outlaws while their cabin is on fire , Jeff is helped by Kit , who is shot and dies in his arms .