User blog comment:Hyperborean/"The House of Hades" – official expectations blog/@comment-15110282-20130812002837/@comment-3146930-20130812024502

Hazel for sure. Annabeth most likely will have a POV as she only has one so far. I'm also thinking Jason and Frank, as they only have one as well. But only time will tell; as much as I like Percy, I do enjoy seeing other people narrate...except Jason...and sometimes Piper, but mostly Jason