User blog comment:Xilinoc/Ch. 615 - All is Lost/@comment-1268838-20150212224754/@comment-10630156-20150213235539

I'd say that if he was going to bail it would be due to him having to sleep. It has been pretty much hinted that he can only do things during the day.

Still think the last battle will take place outside the soul king palace I mean why else would kubo have Yoruichi have those viles mentioned in 614?