By the Grace of the Gods 2 Episode 9 (Dubbed)
Ep 9: エリアリアと新しい仲間たち - Eliaria and the New Friends - Eliaria to Atarashii Nakama-tachi
Worgan approaches Ryoma for another job. He needs someone to hunt and collect wood from tree-like monsters called treants. They also happen to be one of the types of monsters Ryoma needs to practice fighting against.