I'm happy that it doesn't end here. I'm honestly impressed by how the author basically created a story that would have ended on a really cool but bitter note, but then just decides to keep going. He could have stopped here, but then we wouldn't know whether or not any of the palls come back.
After reading her ability name, and how precious it was that she wanted to meet her parents again I wanted the MC to give her a headpat, and then get away from the 11 year old again.
He is literally telling his teacher that she is too retarded to realize that because she is forcing him to throw away candy she didn't understand that the teacher was asking whether anyone was taking candies to school. Nice.