It is India 1922 and the wives of officers in the Bengal Greys have been dying violently, one each year and always in March. The only link between the bizarre but apparently accidental deaths is the bunches of small red roses that appear on the women's graves.

Part of the Howdunit series, this book provides a reference for the writer interested in using poison an element within a story. Earlier published as Deadly Doses , it contains a glossary of medical terms and presents the symptoms, forms, methods of administration, and reactions with cross-reference.

About to be executed for murder, Yelena is offered an extraordinary reprieve. She'll eat the best meals, have rooms in the palace - and risk assassination by anyone trying to kill the Commander of Ixia. And so Yelena chooses to become a food taster. But the chief of security, leaving nothing to chance, deliberately feeds her Butterfly's Dust.

The twenty-first instalment in Anne Perry's acclaimed Thomas Pitt series

The third superb mystery featuring William Monk

The seventh suspenseful William Monk mystery from master storyteller Anne Perry