User blog comment:TVthePunisher/Chapter 415 - Deicide 17...and Kubo trolled again.../@comment-949679-20100804193647

I saw the flashback as maybe Aizen's men attacked and maybe did worse to Rangiku and Gin saw the men do it so it damaged him emotionally causing his demeanour now and vowing to avenge Rangiku in someway by killing the shinigami's boss; Aizen.