When a police officer and his faithful police dog get injured in the line of duty, a harebrained but life-saving surgery fuses the two of them together — and Dog Man is born. As Dog Man learns to embrace his new identity, he must stop feline supervillain Petey the Cat from cloning himself and going on a crime spree. Simba, having become king of the Pride Lands, is determined for his cub to follow in his paw prints while the origins of his late father Mufasa are explored.