a battle begins within the stronghold between the piraka. reidak attempts to enter the stronghold and encounters the toa nuva, accidentally aiding them in getting inside. the toa nuva recover their tools and masks. zaktan once again resumes control of brutaka, offering the secret of antidermis. brutaka defeats the toa nuva and the matoran, and he takes the toa into his custody. the piraka, whose loose alliance is now on the verge of being completely broken, interrogate the matoran.