Eastbourne's tranquillity is shattered by three murders, all with the same gun, which seems to point to organised crime, but there is no obvious link between the victims, a prominent businessman, a retired teacher and a petty drug dealer.
The recovery of the murder weapon provides little respite for DI Steve Reason, when a second wave of deaths - a local man and a couple from the Midlands who recently visited the seaside town - fuels the increasing public concern that the police are incapable of ending the killing spree.
Tom Redfern, a local reporter helps the DI and his team make a breakthrough, only for the killer to be one step ahead and prepared to carry the fight to the heart of Reason's patch