The theme of this scene is that Silas O’Hara has had a night of drinking and calls his boy Austin Wilde for a ride home. And yes, he gets a ride indeed. This is after all Austin Wilde and whether day or night this boy is hard. Sure Silas wants to get some sleep but when you call Austin for an early morning ride, your going to get rode. And rode hard. And rode often. That is what happens here.