Black mouth (Titan Books)

After nearly two decades, Jamie Warren and his childhood friends are reunited again after a series of strange events. Although they tried, they cannot deny the memories of that summer, so long ago the strange magic taught to them żeby an even stranger man, and the terrible act that has followed them all into adulthood. In the light of new danger, they must confront their past aby facing their futures, and hunting down a man who may very well be a monster.