Hopper is just an ordinary pet shop mouse before he escapes. Soon he finds himself below the bustling streets of Brooklyn, deep within the web of transit tunnels, and in Atlantia, a glorious utopian rat civilization. But all is not what it seems. Firstly, there are cats everywherein Atlantia, cats that would normally eat a rodent before you could blink, yet strangely leave the citizens unharmed... and no one can answer why. And although Hopper is treated as a royal guest, he misses his siblings that were lost in the escape ...

Mouseheart 2015, Margaret K. McElderry Books

ISBN-13: 9781442487833

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Mouseheart 2015, Turtleback Books

ISBN-13: 9780606371322

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Mouseheart 2014, Margaret K. McElderry Books, New York

ISBN-13: 9781442487819

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Mouseheart 2014, Simon & Schuster Childrens Books, London

ISBN-13: 9781471121869

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