It is the spring of 1297, and young wife Margaret Kerr is desperately afraid.

It is the year of our Lord 1363. And in the cathedral city of York people are dying in mysterious circumstances. But there seems to be a common thread - the herbal remedies dispensed by Nicholas Wilton, Master Apothecary. The first victim is an anonymous pilgrim. But when a highborn nobleman dies after taking the same potion the authorities decide to act. Dispatched to York, in disguise, to unravel the mystery, Owen Archer, former Captain of Archers, apprentices himself to the Apothecary.

Daughter of a cold, controlling mother and an anonymous donor, studious, obedient Elizabeth finally let loose one night, drinking too much at a nightclub and allowing a strange man’s seductive Russian accent to lure her to a house on Lake Shore Drive. The events that followed changed her life forever. Twelve years later, the woman now known as Abigail Lowery lives alone on the outskirts of a small town in the Ozarks. A freelance programmer, she works at home designing sophisticated security systems.

Francis Bacon is charged with investigating the murder of a fellow barrister at Gray's Inn. He recruits his unwanted protégé Thomas Clarady to do the tiresome legwork. The son of a privateer, Clarady will do anything to climb the Elizabethan social ladder. Bacon's powerful uncle, Lord Burghley, suspects Catholic conspirators of the crime, but other motives quickly emerge. Rival barristers contend for the murdered man's legal honors and wealthy clients. Highly-placed courtiers are implicated as the investigation reaches from Whitehall to the London streets. Bacon does the thinking; Clarady does the fencing. Everyone has something up his pinked and padded sleeve. Even the brilliant Francis Bacon is at a loss - and in danger - until he sees through the disguises of the season of Misrule.

Oxford, Spring 1353. When young bookseller Nicholas Elyot discovers the body of student William Farringdon floating in the river Cherwell, it looks like a drowning. Soon, however, Nicholas finds evidence of murder. Who could have wanted to kill this promising student? As Nicholas and his scholar friend Jordain try to unravel what lies behind William's death, they learn that he was innocently caught up in a criminal plot.

Matthew Bartholomew, unorthodox but effective physician to Michaelhouse college in medieval Cambridge, is as worried as anyone about the pestilence that is ravaging Europe and seems to be approaching England. But he is distracted by the sudden and inexplicable death of the Master of Michaelhouse - a death the University authorities do not want investigated.

It is the year 1586. England is awash with traitors, plotting to assassinate the Queen and bring about a foreign invasion. The young physician Christoval Alvarez, a refugee from the horrors of the Portuguese Inquisition, is coerced into becoming a code-breaker and agent in Sir Francis Walsingham's secret service. In the race to thwart the plot, who will triumph - the ruthless conspirators or the equally ruthless State?

Meet Richard Fitzwarren - an anti-hero with a dubious past, questionable morals, but unswerving loyalties. Jack Fitzwarren, Richard’s displaced bastard brother, seeks a place at his brother’s side. Impulsive and hotheaded, his attempts to gain his brother’s acceptance and approval often end badly. Finally, the brothers are brought head-to-head when Richard tries to foil a plot against Elizabeth I.

After his recent unveiling of a devious assassin, Sir Hugh Corbett has returned to service as the Keeper of the Secret Seal, begrudgingly admitting that his appetite for adventure has once again been whetted. Summoned to meet the King to be congratulated on their work together, Corbett and Ranulf learn of the death of Corbett's close friend, Ralph Grandison. Ralph, a leper, has been found dead in a rowing boat, a dagger thrust through his chest. But this murder is not the first of its kind.

Banff in the 1620s. A man staggering down the street. He appears drunk, but he's been poisoned. The victim, and apothecary's apprentice, is discovered dead in Alexander Seaton's house, a fallen minister whose life lies in tatters after his affair with the Laird's daughter is discovered and he is cast out of the kirk in disgrace. When his friend is accused of the apprentice's murder, Alexander sets out to solve the crime and clear his friend's name.