Interesting way to end it, wonder if he will be able to ignore Chitanda's curiosity about who Juumoji is, or really ends up telling her everything. Probably wont know for sure but would have been nice to see her reaction to the blackmail if she was told xD.
Over all though best school festival I've ever seen in an anime, and a nice mystery as well, sad to see it end but I'm curious to how the next and probably the final arc will be
