Fourth in the series featuring investigative journalist Lindsay Gordon. When union leader Tom Jack falls to his death from her bedroom window after a spectacularly public row with Lindsay, it seems the only way to prove her innocence is to find the real culprit.Leaving her new home in California for a trade union conference in Sheffield, Lindsay Gordon finds herself in the company of old friends - and enemies, including Tom Jack. When this unethical union leader is found dead, having catapulted out of Lindsay's tenth-floor hotel room, she is taken in for questioning by the police.Hoping to clear her name by finding the real killer, Lindsay searches among hundreds of unruly union delegates for a murderer who may have struck once before. Along the way she uncovers a seething cauldron of blackmail, corruption and abuse of power, all brought to the boil by her investigation.