When a little brown bat crashlands into a plate of Jimmy Z's famous brownies, Martin and Chris out set out to convince Aviva, Jimmy Z and Koki that bats are nothing to be afraid of. With bat activated Creature Power Suits, the bros follow join their new friend on a nocturnal fly about, and the entire crew must come to the rescue when the bat colony's roost is destroyed by a lightning bolt. In the end the Wild Kratts crew "goes batty," as they gain a new appreciation for bat ecology, predators and insects and echolocation, and learn to love bats.