User blog comment:DancePowderer/The Smiling Man, Part 3/@comment-5640399-20131107071739/@comment-1595565-20131108044003

I get the feeling he left of his own accord. Momonosuke's flashback to him talking about all humans hiding a bloodlust made me think he left after seeing this too much, similar to how Sabo ran away after learning about his own peoples' disregard for human life.