In the old castle of Grottegroin, a mad scientist is constantly making, patching up and inventing wacky monsters. P'tit Cousu, his very first creation, forgotten over time, serves as a guide to the new monsters.
Until the day a circus comes to town... In search of a new attraction, its owner Fulbert Montremonstre tries everything to gain access to this factory of monsters. P'tit Cousu could well be the star of his future show...
