Good vs. Evil

The conflict between Arthur's honest, reliable nature and Oliver Haddo's malevolent, manipulative character embodies a classic struggle of good against evil, with Haddo representing corruption and dark ambition.

The violent confrontation between Arthur and Haddo, the dog's instinctive fear of Haddo, and the palpable sense of malignancy in Haddo's presence underscore the moral struggle.

Arthur's quest to expose Haddo as a murderer represents a clear moral struggle between good and evil.

The struggle between Arthur and Haddo represents a clear moral battle, ending with the destruction of the evil Haddo.