Fransuazu Sagan nazyvali Mademuazel' SHanel' ot literatury. Nachinaya s samogo pervogo romana "Zdravstvuy, grust'!" (1954), nadelavshego nemalo shuma, ee literaturnaya kar'era skladyvalas' blestyashche, ona s udivitel'noy legkost'yu sozdavala knigu za knigoy, ih perevodili na razlichnye yazyki i oni razletalis' po svetu millionami ekzemplyarov.
"Nedvizhnaya groza" (1983) - edinstvennyy istoricheskiy - "kostyumnyy" roman Fransuazy Sagan. Vremya deystviya - divnoe leto 1832 goda s ego balami i piknikami, vizitami i chaepitiyami. A eshche eto leto lyubvi. Tridcatiletniy provincial'nyy notarius Nikolya Lomon vlyublyaetsya v moloduyu zhenshchinu po imeni Flora. Nedavno ovdovevshaya Flora poselilas' v zamke, prinadlezhashchem ee sem'e. Tihaya istoriya lyubvi smenyaetsya dramoy, v kotoroy burlyat strast' i yarost'. Istoriya, rasskazannaya Nikolya Lomonom tridcat' let spustya, pogruzhaet chitatelya v atmosferu romanov Stendalya ili Mopassana.