Thinking his rival, Dr Vaabit, has sabotaged his avocado plants, the Professor wants revenge. Alex and Cara get into trouble when farming some of Dr Vaabit's bees in a cabinet.

Leo discovers three teen super-humans Adam, Bree and Chase, living in a secret underground lab in the high-tech home he shares with his inventor stepdad, Donald Davenport, his mom, Tasha, and Eddy, ...