The Heroine Who Wears a Book: Except Me, Everyone Is Evil

[Through the book + face-slapping counterattack + powerful alliance + two-way redemption + character reversal + palace marquis + house fight + martial arts arena] Jiang Hanyan passed through the vicious female protagonist in a novel. She wanted to change her evil ways, but was forced to follow a mindless plot. As she walked, she discovered that there was something wrong with the character of the protagonist in the original book. The heroine looks kind and gentle on the surface, but she turns around and cuts off people's heads! The male protagonist appears to be gentle and respectful, but is actually a murderous maniac! The male supporting actor appears to be restrained and polite, but the next day he can be imprisoned in a dark room! Jiang Hanyan was shocked! All my characters have been reversed and I am criticizing evil people like crazy! So, everyone is fake and kind, and only she, the vicious female supporting character, is the real good person?