double cross   based on novel   lie   fight   mission   bomb   diamond   three word title   duel   treachery   sword fight   historical fiction   queen   drawer   abduction   airship   venice italy   double agent   england   villainess   fortress   anachronism   jewel   duke   english channel   diamond necklace   military parade   musketeer   secret project   deathtrap   fake letter   gascon   gascony   king louis xiii   lady in waiting   louvre   notre dame cathedral   three musketeers   tower of london   betrayal   decoy   number in title   frame up   jumping from height   king   swashbuckler   title spoken by character   femme fatale   rescue   henchman   hostage   sword   necklace   paris france