Gaston le Dog longs to return to the beautiful beach he remembers from years ago. So he sets off on an adventure - but mystery and danger lurk at every turn, and Gaston will need all the help he can get from the friends he meets along the way. But can they all be trusted? And will Gaston's odyssey bring him everything he hoped for? This playful new tale from national treasure Michael Rosen sprinkles myth, magic and fairy tale to create a brilliant story, illustrated by award-winning artist Viviane Schwarz, perfect for fans of the Grimwood series.