[Sane lunatic + Darkening value + Human sacrifice + Killing with a borrowed knife + IQ crushing + All villains + Do the same thing for the other person]
Shen Yan is a writer of suspense novels.
He has written thirty-two perfect murders and seventy-nine perverted murderers. He is clean and has never even passed a red light.
Until my sister died.
At the age of seventeen, he fell from the rooftop and had strangulation marks on his neck. Police said it was suicide. The whole internet said that he sexually assaulted his own sister and forced her to death.
It took him only forty minutes to transform from writer to street rat.
