Teenager Riley's mind headquarters is undergoing a sudden demolition to make room for something entirely unexpected: new Emotions! Joy, Sadness, Anger, Fear and Disgust, who’ve long been running a successful operation by all accounts, aren’t sure how to feel when Anxiety shows up. And it looks like she’s not alone.

Bam, Redbird, Bibi, Batwing, and Buff are thrust into hijinks and action as they learn important lessons about teamwork, friendship, and so much more while helping Batman, Robin, and Batgirl defend Gotham.