The penultimate episode sees the retired detectivesinvestigating possibly their most difficult cold case yet. Ablood-stained bust is uncovered during construction work in acemetery and the evidence points to the murder of analternative-medicine practitioner seven years earlier. Furtherclues lead to the controversial world of cryopreservation - thepractice of keeping clinically dead patients frozen to extendtheir life cycle. Sasha is determined they don't put a footwrong - but with the sobering possibility that two perpetratorsare still at large, the detectives are forced to go out on alimb.
