Transmigrated Villain: I've Turned the Female Lead into a Yandere!

Gu Chenxing transmigrated into the world of a female-centric fantasy novel, becoming the story's ultimate villain! Recalling the terrifying talent and ruthless methods of the protagonist, Shen Ruochu, from the original work, Gu Chenxing felt he was doomed. However, the good news was that he had arrived ten years before the main plot began, precisely on the day Gu Chenxing killed Shen Ruochu's entire family. The bad news was that by the time he transmigrated, he had already slaughtered Shen Ruochu's entire family, and the protagonist Shen Ruochu was about to return and witness the bloody scene. Just as Gu Chenxing was contemplating fleeing, suddenly, an ethereal mechanical voice echoed in...