Nightmares can be scary.
Corban has nightmares and the worst one is about creepy, crawly, slimy CRITTERS invading his house. He talks to his mom, his teacher, and even his best friend Jax and their advice only makes the nightmares worse. It is only when he learns to use his mind tools' that he is able to overcome his fears and get rid of the critters once and for all.