The teacher and the kid keeps reincarnating and he grapes children, so the mc used to know him and loved him. I guess the teacher only kills people fhat tell him they love him idk but in the end to kill the teacher he has to grape the teacher (like he did to him) to kill him
So they were drug that's why he think he can see the ghost but he was hallucinating:0 wtf this is so short i need more this is why i hate open endingT_T this is a masterpiece a jewel i never know i need
Someone go get a book and shovel it down her throat (╯°Д °)╯╧╧