and again found themselves on the other side of the river where they took up the mercenary life once more , signed on with the prince who commanded beasts and a treasure-trove of gold , laid siege to mother natures castle , learned blight plotted their demise , tracked two who fled through the breathtaking forest , saved them from trolls , watched camels grunt while a midgling translated and finally arrived back at the rivers shoreline which had definitely seen some improvement .