Build Me a Time Machine

In Cork there's a killer with a mask who's killing people which leads the headline on the news "Bloody Cork" Nancy a girl who's dealing with trauma in her own personal life gets attacked by the masked killer but escapes. A detective gets three criminals to help aid him to hunt down the masked killer and Jeff is out for revenge after some one he cares for is killed. Will they be able to save cork by capturing the killer before it's too late? And will they find out whos behind it all?