two days later, sister magdalen, from the nearby convent at godric's ford, reports a raid by welshmen returning from lincoln. they were driven off, leaving a young man as prisoner. he pretends not to understand english but brother cadfael, sent to treat his wounds, easily catches him out. the prisoner identifies himself as elis ap cynan, a cousin to owain gwynedd. hugh beringar dispatches cadfael into wales to negotiate an exchange of prisoners: elis for gilbert prestcote.