In the city of Bradford, the bodies of four men have been discovered. The mystery is called to be deciphered by the specialist psychologist Tony Hill. However, even he, a professional with great experience in dark cases, is confronted with something unprecedented, a terrible sequence of sexual murders and gruesome mutilations. However, profiling the psychological profile of this particular criminal is beyond Tony Hill's capabilities. And the main reason for this is his own past, everything that gradually turned him into the ideal case of a man who can deeply understand the motives of such a killer, with a mind haunted by images of medieval, horrific tortures. In this story, however, Tony Hill unexpectedly becomes the ideal victim. The hunter is positioned against his prey in a deadly battle that maintains the reader's suspense until the last page. A captivating, tightly woven, brilliantly written novel by Val McDermid that rightfully holds the bloody scepter of the "queen of psychological thrillers" in the English-speaking world. "The Song of the Siren" constitutes a journey into the mind of an unprecedented serial killer.