Since the mystery rider's path leads away from the torches, you go that way. After only one mis-mount, you're off.
Lily is fast and focused. Soon, you hear the mystery horse. You're closing in.
You hear a splash as the rider crosses a stream. Lily follows. Your feet get wet down to your socks.
Suddenly, the rider turns on you. The mystery horse rears up on two legs. A woman's voice shouts, "Who goes there? You the law?"
"No." You're not on the HOA board.
"Then how come you're followin' me?"