In Episode 13 Echoes in the Frost Nancy and Kael navigate the icy corridors of Blackthorns fortress guided by a compass that leads them to a fragment of the Tree of Life As they approach the fragment Blackthorn reveals it was a trap and they must fight off ice constructs to escape the crumbling fortress Outside in the Frozen Glade they realize Blackthorn intended for them to take the fragment Around a campfire Nancy reflects on her fathers past encounters with Blackthorn and the growing threat of the Blight With determination they prepare to follow the compass southward seeking answers while carrying the responsibilities of their Guardian legacy