In the seventh installment in the Strike series; Cormoran and Robin must rescue a man ensnared in the trap of a dangerous cult. Private Detective Cormoran Strike is contacted by a worried father whose son; Will; has gone to join a religious cult in the depths of the Norfolk countryside. The Universal Humanitarian Church is; on the surface; a peaceable organization that campaigns for a better world. Yet Strike discovers that beneath the surface there are deeply sinister undertones; and unexplained deaths. In order to try to rescue Will; Strike's business partner; Robin Ellacott; decides to infiltrate the cult; and she travels to Norfolk to live incognito among its members. But in doing so; she is unprepared for the dangers that await her there or for the toll it will take on her. . . Utterly page-turning; The Running Grave moves Strike's and Robin's story forward in this epic; unforgettable seventh installment of the series.