User blog comment:PercyJacksonfan12/The Hundred handed Ones/@comment-4395142-20111113032847

Well seeing as a bunch of baddies just got up and walked out of the underworld when Thantalos (sp?) was chained. I don't see why some good ones didn't too. With Gaea turning a blind eye until she needed to persuade them to her side with a warped kind of logic.