'Undead using light magic spells is beyond odd. It's utterly dangerous. I must quickly inform the others!' Kalla rushed downstairs, where everyone but Lith was done with their own research.
"I made an amazing discovery." Friya said. "The mold is indeed negatively affecting the tree, but the tree's life force has been unaffected by the infestation thanks to an external life flow that helps it to heal and adapt.
"It's just a matter of time before the tree develops an immunity and the parasite gets destroyed. It explains why no one bothered killing it."
"Yet I think the mold played an important role in weakening the tree-house." Phloria pointed at the still lingering silver ghosts. "They have been placed on purpose between patches of mold, but I have no idea why."
"If only my amulet worked, I could take scans of the devices they used and ask Dad or the army about their runes.