The husband suspects his wife of infidelity and asks Macy Dobbs to spy on her. It turns out that there was no betrayal. However, the routine work of a jealous husband soon turns for Maisie into a fascinating investigation into the mystery of the farm, where one by one the inhabitants are dying under mysterious circumstances...

Millionaire Joseph Waite demands that Maisie Dobbs find his runaway daughter Charlotte. Macy goes in search - and soon finds out something strange and frightening: three of the girl's friends were recently killed one after another. Perhaps Charlotte had reason to suspect that she was next on the mysterious killer's list? But who is he? And why did he start hunting for rich, beautiful young women?