When Sister Fidelma sets out on a pilgrimage in the autumn of AD 666, her main preoccupation is to reflect on her commitment to the religious life and her relationship with the Saxon monk, Eadulf, whom she has left behind. Complications arise during the first night on the ship when one of the pilgrims is apparently washed overboard. The discovery of a blood-stained robe raises the question of murder, and Fidelma finds herself having to focus all her abilities on solving the mystery.  

Arriving home from a pilgrim voyage, Sister Fidelma hears that her faithful Saxon companion, Brother Eadulf, is under sentence of death for murder. She hastens to the capital of Laigin, where he is being held, determined to appeal against the sentence. The crime took place at the abbey of Fearna, where Fidelma clashes with the sinister Abbess Fainder. The evidence against Eadulf seems overwhelming - can he actually be guilty? Will Fidelma's emotional involvement blind her in her desperate search for the truth? 

Hemlock at Vespers is Peter Tremayne's anthology of Celtic mysteries featuring the ever-popular 7th-century super-sleuth Sister Fidelma. Sister Fidelma originally made her debut as one of the decade's most interesting sleuths in short story form. The sharp-witted and astonishingly wise religieuse captured the hearts of many as she successfully tackled the most baffling of crimes in her other role as advocate of the law courts of Ireland, using the ancient Brehon Law system. 

Super sleuth Sister Fidelma returns in Smoke in the Wind, the 11th perplexing historical mystery by Peter Tremayne. Sister Fidelma and her companion, Brother Eadulf, are on their way to visit the new Archbishop of Canterbury when their ship is blown off course and they land on the coast of the Welsh kingdom of Dyfed.

Sister Fidelma has been sent by her brother, king of Cashel, to Laisre, chieftain of Gleann Geis - the 'forbidden valley' - to negotiate permission to build a Christian church and school in his territory, replacing the pagan Druidic sanctuaries. Laisre is known to be hostile to the new religion, and Fidelma knows her mission will be no easy task. Entering Gleann Geis with the Saxon Brother Eadulf, she comes across the naked, slain bodies of thirty-three young men, positioned in a sunwise circle. 

Ebert is not a man to make enemies. He is a chieftain with a reputation for kindliness and generosity. Yet, one night, his household is aroused by a scream from his chamber. The servants burst in to find Móen, a young man to whom Eber had extended his protection, crouched over the bloody body of the chieftain. Móen's clothes are drenched in Eber's blood, and he is clutching a bloodstained knife in his hand.There seems no doubt of culpability, but why did Móen kill the gentle and courteous Eber?

Suspicion falls on three dark strangers from the distant land of Aksum (Ethiopia), who are guests at the Abbey of Finbarr. A panic-stricken mob attacks the abbey, leaving the religious in fear for their lives. Sister Fidelma and Brother Eadulf are called in to restore order and find the killer, but it soon becomes clear that the three mysterious strangers are hiding a dark secret. And what about the ageing Laig, a hermit-like apothecary, who is known to have instructed all three victims about the magic and power of the moon....

A servant has been murdered and the baby in her charge abducted. Fidelma of Cashel has solved even more horrendous crimes in her career as an advocate of the ancient Brehon Courts of Ireland. But this case is different. For both Sister Fidelma and her companion, Brother Eadulf of Saxmund's Ham, the case is unique because of the personal emotions involved. The baby who has been abducted is their own son. What is the motive for their crime? Could someone seeking vengeance on Fidelma and Eadulf have done the deed? They have made a lot of enemies in their pursuit of justice.   

Sister Fidelma is thrown into a sinister mystery full of intrigue, danger and violence in Peter Tremayne's fourth Celtic mystery. A headless female corpse is found in the drinking well of a remote abbey in southwest Ireland. One hand clasps a crucifix; tied to the other arm is a pagan death symbol. A merchant ship is encountered under full sail on the high seas off the Irish coast. But the crew and cargo have vanished - as if by sorcery. Whose is the body in the well? Where is the crew of the vessel? Are these bizarre events connected? And if so, who is responsible?

In the mid-7th century AD, the Venerable Dacán, a much respected and beloved scholar of the Celtic Church, has been found murdered while on a visit to a remote abbey in the Irish Kingdom of Muman. When Dacán's foul death is used by a neighbouring kingdom to demand reparation from Muman, bloody war seems imminent. Summoned by Muman's dying king to investigate, Sister Fidelma is asked to solve the mystery of the brutal killing and by doing so to prevent the inevitable war breaking out between the two opposing kingdoms.

Whispers of the Dead is a sumptuously rich feast of 15 short mystery tales, featuring the brilliant and beguiling Sister Fidelma, the 17th-century sleuth of the Celtic Church. Sister Fidelma originally made her debut as one of crime fiction's most interesting sleuths in short story form. The sharp-witted religieuse captured the hearts of many readers as she successfully tackled the most baffling of crimes in her other role as advocate of the law courts of Ireland, using the ancient Brehon Law system.

Ireland, AD 671. King Colgú of Cashel is shocked to learn that his loyal Chief Bishop and advisor has been murdered in the old enemy fortress of the Uí Fidgente. When word reaches Cashel that the culprit will be executed under new law, a larger conflict threatens. Dispatched to investigate, Sister Fidelma and her companion, Eadulf, discover that the man facing punishment is Gormán - commander of the King's bodyguard. But Fidelma cannot believe Gormán would carry out such an act - and yet he was found locked in a chamber with the body, weapon in hand.

Ireland, AD 671. On the eve of the pagan feast of Samhain, Brother Eadulf and the warrior Aidan discover a man murdered in an unlit pyre in the heart of Cashel. He has been dressed in the robes of a religieux and killed by the ritualistic 'three deaths'. When a strange woman known as Brancheó appears in a raven-feather cloak foretelling of ancient gods returning to exact revenge upon the mortal world, she is quickly branded a suspect. But in their search for the killer, Sister Fidelma and Eadulf will soon discover a darker shadow looming over the fortress. 

Ireland. AD 671. Sister Fidelma has a mission, and she is sworn by oath to reveal her purpose to no other. The secret investigation leads Fidelma and her companions to the abbey of Finnbarr to question the abbot. But before they have a chance to speak to him, the abbot is found murdered - and the young girl suspected of the crime has fled the scene. Despite their protests, Fidelma's cohorts agree to accompany her in pursuit of the girl for answers.

On a storm-driven night, wreckers drive a ship onto rocks off the coast of Ireland. An Abbess leading a pilgrimage is killed and the young religieuse with her abducted. An aging scholar is murdered in the Abbey of Ard Fhearta. Do these events have a connection? Sister Fidelma and Brother Eadulf go to Ard Fhearta to examine the mystery. But the abbey stands in the territory of the Uí Fidgente, enemies of Fidelma and her brother, the King of Cashel, and danger threatens Fidelma and Eadulf from the moment of their arrival. What is the link that connects the crimes?