When his best friend leaves town, Billy finds himself all alone as his world comes crashing down around him. Between swerving the bullies and looking after Mum, there seems to be no escape from his problems. However, when Mum gives him a second-hand book, everything changes. Billy finds himself drawn into an icy world of parallel universes where things aren't quite as they seem... The Second-Hand Boy is an emotional middle-grade story of overcoming mental health difficulties and loneliness, tackling life-changing problems head-on.