Peggy Pancake has terrible luck. She is always late, and she's tired of being stuck in her perfect brother's shadow, but everything changes when she suddenly develops superhero abilities. With the help of her new friend, Luc Croissant, Peggy must master her newfound skills and stop the evil Dr. Breakfast Sandwich and his wicked Henchtoasts after he kidnaps the scientist who created the serum that gave Peggy superpowers.