 Through a bold plan executed right under Chauvelin's nose, Percy rescues Marguerite's brother Armand and the Comte de Tournay, the father of a schoolfriend of Marguerite's.Marguerite pursues Percy right to the very end, resolute that she must either warn him or share his fate.Percy, heavily disguised, is captured by Chauvelin, who does not recognise him so he is able to escape.