Chateau of Secrets

Gisèle Duchant guards a secret that could cost her life. Tunnels snake through the hill under her family's medieval chateau in Normandy. Now, with Hitler's army bearing down, her brother and several friends are hiding in the tunnels, resisting the German occupation of France.
But when German soldiers take over the family's chateau, Gisèle is forced to host them as well-while harboring the resistanc...