With a Passion Put to Use (Unabridged‪)‬

Eisenmenger has reluctantly taken a job as a locum in the pathology department of St Christopher's Hospital - his partner Helena is pregnant and they must prepare financially for the baby's arrival.

John doesn't relish the prospect of being back on the treadmill, working within the NHS again, but when he is unwilling to accept his boss' "death from natural causes" diagnosis after autopsies on various bodies, his professional suspicions are piqued.

He goes to his old friend, DI Beverley Wharton, with his concerns. All paths seem to lead to Atopia, a private clinic for the treatment of allergies run by a Dr Adam Dreifus - whose wife has just been found dead....