On Wednesday 8 May 1996, a man and his 12 year-old daughter were gunned down by a hitman. The murdered man was a geneticist, killed for his specialist knowledge of Alzheimers. Biotechnology is big business. In the UK alone, the industry is worth five billion pounds. Fortunes are ready to be made in the discovery and manufacture of new treatments for previously untreatable illnesses. Profits have attracted the attention of unscrupulous competitors and the intelligence agencies of foreign governments. The theft of scientific secrets is now recognised by the FBI as the greatest threat to US national security. Undercover filming, espionage, and ruthless double-dealing are all exposed in this detective story which dares to venture into the dangerous world of medical innovation.