"The Mermaids Singing" is an exciting psychological thriller written by popular Scottish author Wally McDermid. On the pages of this book unfolds an explosive mixture of tension, horror and research into the human psyche. The main character, psychologist Tony Hill, investigates a series of brutal murders committed by a maniac serial killer. Due to the difficulty of deciphering the cryptic messages that the killer leaves near his victims, Tony is forced to obey his own morbid fear and immerse himself in the eerie world of evil. "The Mermaids Singing" is not just a detective story, but a story about the struggle with intimate demons, which takes place on the edge of the vortexes and abysses of the human soul. This book will captivate you with its intense atmosphere and unexpected plot twists, leaving you thinking about how complicated the lines between good and evil are for a long time after reading.