User blog comment:Sosuke Aizen008/Best part of Chapter 552/@comment-5147109-20131005183109

Something that Ōetsu Nimaiya said got me thinking, when he had talked to Ichigo and Renji about the Asauchi being angry with them because the way they treated their Zanpakuto, I think that may have something to do with it, sort of reconnecting on a deeper level with the spirit.