nine years after John Duffy has been sentenced to life for murder he starts to talk, more than 100 police officers join the race to bring the second killer to justice (S1 Ep3)[S]
police are desperately trying to find the two men responsible for the sadistic murders of Maartje Tamboezer and Alison Day before the killers have a chance to strike again. (S1 Ep 2)[S]