When loud noises scare all the inhabitants out of the dark forest ty and the others investigate and find something that nobody thought was real a dread trux
Ty and the reptools must leave the crater to find something to fix the leaking lava, but when 2 Cementasaurs find Ty ends up sinking in wet cement so Revvit Waldo Ace and Click-Clack must convince the two that caused the problem to help.
The dread trux is awake and very mad, as it heads towards the crater ty must make an uneasy alliance with d-strux to defend the crater and save their home.