The diverse group of Kids teams up to escape the great Zombie Invasion. They need to overcome several challenges during their escape and have to face several obstacles along their journey. The main characters have their individual unique capabilities.
Two sibling tadpoles Ted and Paula, take on the dangers of the river to join their frog family on the surface. Regular reminders of how far they are from the surface emphasize the verticality of their journey as encounters with predators and other foes threaten their progress.