About the book: 2021 / Harrison tries his best to be good. He is kind, honest and not greedy. But he has one BIG flaw... He cannot control his character. And when at a holiday he receives a black hole instead of a balloon as a gift, he understands: this is a chance to get rid of everything that infuriates him so much in life. But when what he loves disappears into the hole, Harrison realizes that he needs to be careful what he wishes for... For middle school age.