It is the 12th century in the city of Worcester, England. At the Nunnery of the White Ladies, old lay-sister Mary Antony performs her daily ritual. As the nuns return from Vespers through the underground passage into the cloisters, she counts them in her unique way--dropping one pea for each nun from her hand into a bag. Today the count is different. Today the nuns pass, all the peas drop into the bag, and then one more nun passes by...