Bøker i A Brother Athelstan Mystery-serien

When the corpse of Sir Robert Kilverby is discovered in a locked room, Brother Athelstan accompanies the King's coroner to investigate. For Sir Robert had in his possession a priceless relic, a sacred bloodstone, which has now disappeared. Did Sir Robert die of natural causes or was he murdered?

January, 1381. Brother Athelstan and Sir John Cranston have been attending a mystery play performed by the Straw Men, Gaunt's personal acting troupe, when the evening's entertainment is rudely interrupted by the sudden, violent deaths of two of Gaunt's VIP guests, their severed heads left on stage. Who committed such a heinous act?