The Nineteenth Century Doesn't Believe in Love [Crossover]

Even in the 21st century, she doesn't believe in love. Carlotta, living in the 19th century, has even less interest in it. Nobles, royalists, the Industrial Revolution, republicans... Her greatest wish is to protect her unlucky childhood friend and help her grow up safe and sound. But this is 19th-century France, and her childhood friend is named Christine... With the Phantom ahead and revolution behind, 19th-century France is full of tragedy. A little skit Holmes: Miss Carlotta, where did you learn to fight? Carlotta: So I could beat up Raoul, who knows how to fight. Holmes: And swordsmanship? Carlotta: So I could beat up Raoul, who knows swordsmanship. Holmes: Marksmanship... Carlotta: You guessed it, so I could beat the living daylights out of Raoul, who knows how to use a gun. =w= Raoul: ... This novel will be released as a paid work on December 22, with three updates that day. Please support it. [Bows] A few things to know before reading: 1. The heroine's name has four characters, so don't complain that it's long. Her original identity is the lead soprano from The Phantom of the Opera, though I've taken some liberties. 2. The male lead is old Holmes, and his name is long too. [Hey!] He might also be out of character, so please bear with this difficult man. 3. The Phantom won't be seduced at all. The heroine's motto is, "If I can't kill him, I'll put him in prison," and she'll give him hell. 4. Thanks to the author's miraculous powers, don't worry about the timeline. Theme: