Barlow's involvement in the security arrangements for a number of big open-air pop festivals appears to be routine. But when things go wrong at least one chief constable is glad he's there.

Even on holiday in Italy Barlow manages to combine business with pleasure - which accounts for his knowledge of and interest in Etruscan art.

Barlow is instructed to make discreet enquiries into the undesirable company being kept by a politician. In the process he meets up with an old adversary and decides, for once, to go it alone.

A series of apparently unconnected explosions reveals a web of intrigue. Barlow's enquiries touch a raw nerve in high places and he takes a big personal risk.

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A mysterious call from Special Branch leads Barlow into a cloak-and-dagger world which is, as Fenton warns him, ""shadowy, full of intrigue - and violent"".

The Home Office have received a number of complaints about an apparently harmless religious sect. Barlow's team investigate, with tragic results.