Boy genius Hubert Horatio Bartle Bobton-Trent, H for short, is the answer to his rich parents' prayers. He is their dear companion, their fiercest board game adversary, and their frequent guest at parties.

But this prodigy's parents don't share his knack for accounting - and they can't imagine ever running out of money. Will Hubert be able to save the Bobton-Trent's fabulous estate -or might they be just as happy without it, after all?