Mac witnesses some strange events from the window of his apartment.
The murder of an eminent archaeologist exposes a possible artefact-smuggling ring and unearths a missing-person case dating back to the 1930s (5/25).
The murder of a fixer threatens to expose a web of deceit that goes to the top of society, leaving a number of luminaries feeling nervous.
A robbery involving an armoured car results in the bizarre death of a security guard. Lindsay and Danny consider the future of their relationship (10/25).