The Subtle Serpent

In 666 A.D. Ireland, a headless corpse is discovered in an abbey's drinking well, holding a crucifix and a pagan death symbol. Sister Fidelma, a devout advocate of Brehon law and sister to the king, is tasked with unraveling the mystery surrounding the body, while also investigating the disappearance of a Gaulish merchant ship's crew and cargo. As she navigates a tense local situation, Fidelma must uncover the connections between these unsettling events, with the peace of the kingdom hanging in the balance.