J.j. Gadd said this quote

Now it was Arla’s turn for astonishment. The Boy gave Perry a wide smile as he shook his hand. “You know the land you say? Up along the promontory? Good. Well, perhaps we should take you along. Do you have a horse?”“No” Perry replied. “But I can ride.”“Arla is quite slight,” the Boy said. “Perhaps she can ride the packhorse with our gear.”Arla gave a strangled gasp, and the Boy grinned at her. She realised he was joking, and breathed a sigh of relief. But she did not trust herself to speak. What did Branguin think he was doing?