I AM Zangetsu

Spoiler warning for the manga! A brief idea as to how White and Zangetsu became one, and how it all revolves around their instinct to protect Ichigo. Also, how the truth is revealed through the Zanpakuto arc. Ichigo learns that his Hollow's desire to 'devour' him was just the beginning, and that there's much more to his truthfully over protective Zanpakuto. AU-ish HichiIchi