Kaien explaining to Rukia about the Heart.
Kaien's grief at the death of his wife.
Kaien possessed by Metastacia.
Metastacia after fully possessing Kaien.
Ukitake fighting a possessed Kaien.
Kaien forgiving Rukia for killing him.
Aaroniero masquerading as Kaien brandishing Nejibana.
Aaroniero masquerading as Kaien with Nejibana still sealed.