Dissension in the Substitute Team? Rukia's Betrayal.As Dalk prepares to deal the final blow to Ichigo, third division lieutenant Izuru Kira arrives and fights with Dalk. Using the shikai of his zanpakutō, Kira attacks Dalk, increasing her weight with every strike. Eventually, Dalk is rendered unable to move, and Kira begins to battle Koga. Meanwhile, Yoshi is overpowering Orihime and Rukia, but her lack of cooperation with her doll causes her to miss a fatal attack to Rukia. The Bount Mabashi arrives, and uses his doll Ritz to enter Rukia's soul and take over her body.