"Matanglawin" immerses with the Dumagat and Dumagat Remontado ethnic groups in celebration of its 12th anniversary. Matanglawin adventurista Darren Espanto learns and tries the different ways of catching fish the Dumagat way and then attempts to start a fire using bamboo sticks. He also joins the tribe in performing ethnic dances and songs. Fellow Matanglawin adventurista Gino Roque, meanwhile, heads to Tanay, Rizal to check out the sacred spots in the Tinipak River, which is within the Dumagat Remontado ancestral domain. He also gets an exclusive look inside the Tinipak Cave that has been closed to tourists for conservation purposes.