After Passing Through the Book, He Replaced the Cannon Fodder Female Partner and Tore Apart the Lucky Heroine

Lin Yuebai didn't expect that one day he would travel back in time to a female harem novel he was reading. The character he could travel through was not the heartthrob heroine, but an ugly cannon fodder female supporting character. Fortunately, the system is with me. Even though the debuffs are full, there is still hope in my life. Let's see how she changes her destiny against the odds and reaches the pinnacle of life. [System｜Micro supernatural horror｜Slap in the face｜Micro group portrait]