Vol. 5Akatsuki and the Soul King
Ayato pursued strength in Soul Society, helped Stark and Ulquiorra in Hueco Mundo, and founded Akatsuki while Ulquiorra learned about human emotions. After Aizen’s defeat, Ayato left to retrieve Ulquiorra and pursue the Soul King.
- Ayato unified Hua, restored the moon’s orbit, and sent Neji to join Orochimaru’s Tenseigan research while Sasuke returned from the past with artificial Uchiha infants.
- Ayato entered Soul Society, awakened Mirror of Tranquil Water, became the Fourth Division’s vice-captain, and defeated Unohana in Muken.
- Ayato helped Kenpachi Zaraki recover his strength and promised Stark he would help him find companions in Hueco Mundo.
- Ayato, Stark, and Ulquiorra reached Las Noches and found a crowned Great Hollow seated on a throne.
- Ayato helped Ulquiorra become an Arrancar, awakened his Zanpakuto’s Hollow power, and founded Akatsuki before entering seclusion.
- Ulquiorra went to Karakura Town to learn about the heart, witnessed Ichigo’s friends awaken their powers, and saw Rukia taken back to Soul Society.
- Ulquiorra joined Ichigo’s rescue mission, and Ayato intervened when Aizen betrayed Soul Society and escaped to Hueco Mundo with the Hōgyoku.
- After Ichigo defeated Aizen and Kisuke sealed him, Ayato left to retrieve Ulquiorra and pursue the Soul King.