探案新窍门 第十二季 (2015)

Gerry is spooked by the discovery of UCOS's latest victim: his old DCI, whose body has lain untouched under a basement for 30 years. As deep-rooted accusations of police corruption and underhand dealings begin to surface, Gerry has to face up to some skeletons in his own closet, and it's a race against time for the team to help before his murky past catches up with him. While h...