DCI Warren Jones is investigating an apparent murder-suicide, when the body of Winnie Palmer, missing for two months, is found. It seems the cases might be linked. Then, a third suspicious death is added to the pile. Is there a serial killer on the loose? With all the murders taking place on Sundays, it’s a race against time to find the killer before they strike again. Warren desperately searches for a link between the victims – but the only thing he knows for sure is that absolutely anyone could be next…