Harper lives in the City of Clouds, an enchanting place where it rains every day and an umbrella is always a good idea. With her Aunt Sassy, her beloved cat, Midnight, and all of her neighbors in the Tall Apartment Block, every day is full of possibility.
But when every cat in the city goes missingincluding MidnightHarper is determined to find all of the precious pets. And shell need a magic, flying umbrella to help in her search. Recruiting friends from her building to help, the magic umbrella whisks them into the sky on the trail of the cats and adventure.
They stumble on the Midnight Orchestratabbies on triangle, Siamese singing, Persians on piccoloall under the direction of its fearsome, wild conductor. But can the group use their talents, quick thinking, musical skill, and a little magic to stage a rescue like no other?
