Hunting a sadistic serial killer who has been strangling unsuspecting women, London police detective Maeve Kerrigan is shocked when her partner, DCI Josh Derwent, is implicated among haunting elements from his past.

"At first glance, Jellicoe Close seems to be a perfect suburban street - well-kept houses with pristine lawns, neighbours chatting over garden fences, children playing together. But there are dark secrets behind the neat front doors, hidden dangers that include a ruthless criminal who will stop at nothing. It's up to DS Maeve Kerrigan and DI Josh Derwent to uncover the truth. Posing as a couple, they move into the Close, blurring the lines between...