He Just Became the Emperor of Wei, and Was Exposed by the School Belle's Granddaughter?

My name is Lu Chen. I was a policeman during my lifetime. After my death, I became a weirdo because of my deep obsession. In the treacherous world, I will kill all the evil ghosts, create supreme ghosts and monsters, and finally become the treacherous emperor. At this moment, I spied that the strange world was already unstable and was about to merge with the human world. So I branched off a ray of strange thoughts and entered the human world to look for my former family. … My name is Lu Lingyue, That night, a ghost appeared in my room. The person claimed to be my grandfather, told me that the mysterious world was about to come, and gave me a blood bracelet. That night, a copy of the strange university arrived. Just when others could only find ways to survive, I found that these weird things seemed to be afraid of me. The murderous and weird dormitory guard protected me while I slept? The cruel and weird mentor actually acted as my bodyguard? The weird principal who is the BOSS actually goes all over me? And all this is really because of my grandfather! In order to allow the Dragon Kingdom to adapt to the strange recovery as soon as possible, I decide! Turn my grandfather over to the state! …