What is the mysterious Grotlyn? What sort of creature could it be, scuttling across the town, frightening everyone in its path? And why has it stolen PC Vickers' knickers?! A beautifully illustrated rhyming tale about things that go bump in the night, from picture book superstar, Benji Davies, winner of Oscar's First Book Prize 2014 and Sainsbury's Children's Book of the Year 2015. 4+ Perfect for fans of Oliver Jeffers and Jon Klassen.