After Traveling Through the Torture Novel, I Performed an Autopsy on the Villain's Powerful Official

After a sudden death, a modern forensic doctor travels into a sadomasochism novel and becomes the evil head wife who is about to be abandoned and jumps into the river in the third chapter. She didn't go to trouble the heroine - but a maid died in the backyard that night. Everyone said he hanged himself. She knelt down and glanced at her neck: the strangulation marks were in the wrong direction, this was murder. The murderer points to the "kind" heroine Bai Yueguang.