Arc 7The Zanpakuto Reunited
Ichigo and the Soul Reapers fought Muramasa’s forces as the Zanpakuto recovered their bonds with their masters, while Sylvan reunited more fragments of his soul and learned what Rook embodied. The arc ended with Jiku'a and Muramasa preparing to leave for the World of the Living, while Rangiku and Gin formed a Soul Link.
- Hyōrinmaru trapped Ichigo and rejected Tōshirō’s claim to be his master, while Rangiku used Integration to reunite with Gin’s soul fragment and regain Haineko’s trust.
- Renji remembered his resolve to protect Rukia, regained Zabimaru, and defeated Monkey Woman and Snake Man with Fang Boil: Devouring Bite.
- Jiku'a devastated the Twelfth Division, severely injuring Unohana, Nemu, Ukitake, and Kyōraku, before escaping after defeating Ichigo and leaving Ashisogi Jizō to cover his retreat.
- Oren reunited with Sylvan and helped Fon Shaoling defeat Suzumebachi, restoring the Onmitsukidō’s Zanpakuto and revealing that Oren was one of Sylvan’s soul fragments.
- Sylvan joined Ōmaeda, Ichigo, and Hanatarō in searching Peony Mountain, where he found Rook and fought alongside them against Gonryōmaru and Tenken Wisdom King.
- Rook’s memories helped Sylvan understand his desire to protect what was beautiful, and Sylvan restored Rook, Oren, and Rain before defeating Tenken Wisdom King with the Blade of Power.
- Muramasa told Jiku'a they would leave for the World of the Living the next day, while Sylvan found new images in the Book of V and Rangiku and Gin formed a Soul Link.