paris, france, based on novel or book, holy grail, christianity, monk, secret society, louvre museum, grave, heresy, mona lisa (la gioconda), freemason, pentagram, melancholy, conspiracy, tomb, mourning, catholicism, cryptologist, iconography, albino, sect, meditative, mysterious, vexed, somber, philosophical, reflective, complex, wonder, loving, introspective, serene, irreverent, inspirational, intimate, provocative, dramatic, tense, intense, romantic, appreciative, commanding, dignified, earnest, euphoric, exhilarated, gentle, hopeful, modest, optimistic, powerful, sincere, sympathetic, tragic,