In a world quietly coming to the brink of war, where our fairy tales and rhymes are their real world events and people, a critical invention is at hand, the steam engine. As an agent for a secret society (the Fare) is dispatched to retrieve the plans, three tweens get caught in the middle as they try to protect brilliant inventor, Nikolas Klaus. Meet Tee Baker, granddaughter of the baker from secret society The Tub and of Nikolas Klaus, and her best friends Elly and Richy, as they come together heroically for the first time as the legendary Yellow Hoods. Danger, intrigue and secrets await, and the intense grows, as the series builds. A hit with those 9-15 and adults.