Revenge of the Stormbringer

Sister Fidelma returns in REVENGE OF THE STORMBRINGER, the thirty-fourth Celtic mystery by Peter Tremayne, acclaimed author of DEATH OF A HERETIC, THE HOUSE OF DEATH, and THE SHAPESHIFTER'S LAIR. If you love Ellis Peters, you'll be gripped by REVENGE OF THE STORMBRINGER and the Sister Fidelma series. Summer, AD 672. Princess Gelgéis has arrived in Cashel with her personal bodyguard, a troop of female warriors called the Daughters of the Storm.
When one of them is found slain next to the sleeping chamber of the newly married king and queen and, a short time later, the stewardess of the royal house is poisoned, questions are raised as to everyone's safety .