Who Killed Bai Yueguang [Book]

Ever since he transformed into Bai Yueguang, who was murdered in the supernatural novel, He Weian has been thinking of ways to survive. He actively hugs the protagonist's thigh and investigates the villain in advance. He works hard to become stronger, be kind to others, and make friends. But he died anyway. After turning into a ghost, He Weian murderously investigated who killed him. But as a ghost who needs to absorb the yang energy of living people to touch things in the world, how can he investigate? Sure enough, we still need to find someone else to cooperate, right? He still had many good friends during his lifetime. * No, none of them are normal, everyone is abnormal. Every one of those friends who had been close to him was suspected of killing him. They are all crazy. They even wanted to capture him as an evil spirit and raise him as a breeder. There were too many lunatics, but they all said they just liked him too much and just thought about it, before they had time to do anything, they were not the ones who really killed him. So the question is, who killed him? If they really can't find it, the evil ghost will eat everyone... *Note before reading: 1. Open ending, full text Shura Field, extra plot. Purpose: to find the truth.