It is the great annual fair of St Peter at Shrewsbury. A quarrel breaks out between the local burghers and the monks from the Benedictine monastry and a riot en... » 

It is the great annual fair of St Peter at Shrewsbury. A quarrel breaks out between the local burghers and the monks from the Benedictine monastry and a riot ensues. Afterwards, a merchant is found dead and Brother Cadfael is summoned from his herb-garden to test his detective skills again. «