High Force - Number 5 DCI Ryan book by LJ Ross

In the fifth instalment of the DCI Ryan collection, Ryan finds himself face-to-face with a notorious serial killer from his past, The Hacker. Having already lost his sister to this killer's violent ways, Ryan is distraught to find that one of his best detectives has been captured. Join DCI Ryan as he fights to end The Hacker's brutish ways once and for all...