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?
The year is AD 666, and Sister Fidelma of Kildare, advocate of the Brehon law courts, must follow a trail of clues and investigate a host of enigmatic suspects to unravel the puzzle.
What readers are saying about THE SUBTLE SERPENT:
'An excellent story to keep you riveted, with marvellous insight into the life and times of old Ireland'
'As always, a gripping yarn, told with plenty of period detail. Tremayne is a master of his art'
'Full of suspense, intrigue and information'