At an exclusive wine tasting, host Raymond Bettane dies from a spiked drink. As the detectives question each of the guests, Mick makes a shocking discovery about Bettane's vintage wines. 

Mick's father, Ron, is taken hostage by a criminal gang for stealing a valuable painting from them-and Mick gets an ultimatum; he and Shazia must investigate the theft of a rare Chinese vase that has disappeared from a locked vault.