What the hell happened in the last episode?
He went back to his people.
He'd rather be remembered as "that cool kid" than "that kid who died".
>>160345522
He's actually the puppeteer from Sumire 16 in his own highschool days. After that he learned that he wanst to bring other kids the happiest school days possible but as he got older he lost his coolness and had to use a puppet instead.