Recaps

Yuji failed to save Tsumiki as Sukuna and Kenjaku arranged a later confrontation with Gojo and Xuan. The December 24th battle saw Kashimo, Yuta, Kenjaku, Gojo, Sukuna, and Xuan fall into the fight, which continued after Takaba's technique ended and Gojo fused with Sukuna.

• Yuji battered Yorozu until Tsumiki regained control, but Sukuna returned and Megumi's punch pierced her before Xuan seized Sukuna and the battle broke apart.
• Gojo and Xuan agreed with Kenjaku and Sukuna to face them in Shinjuku on December 24th, while the four sides refrained from attacking others until then.
• Xuan trained with Yuta and Kashimo as Kenjaku spread panic and prepared his plan, then Ito Mamoru sent Sukuna to the world where Gojo was sealed.
• Gojo and Sukuna fought Gen, with Gen's Mahoraga, shadow techniques, and Domains countering their attacks as the battle escalated.
• Kashimo challenged Gen and died after using Qilin, while Yuta and Kenjaku trapped Xuan in Deadly Sentencing and Mahoraga prevented Yuta from judging Gen.
• Gojo and Sukuna continued fighting Gen, whose restored strength and Mahoraga's adaptation let him withstand their combined attacks and Hollow Purple.
• Xuan fought Gojo and Sukuna through successive clashes, survived their Hollow Purple, and battled Takaba before Gojo returned fused with Sukuna.
• Gojo and Sukuna struck Xuan with World-Cutting Slashes, but Xuan counterattacked with the Sword of Extermination and Eight-Handled Sword as Takaba's technique ended.

Satoru Gojo and Sukuna fought the immortal Zenin Xuan as he adapted, regenerated, and resisted every attempt to kill him. Yuji Itadori arrived from the future and restrained Xuan, then met Gen in a future where Gen accepted that his battle had ended.

• Satoru Gojo and Sukuna combined their domains against Gen, but Gen survived the battle and transformed into an immortal vengeful cursed spirit.
• Xuan attacked Gojo and Sukuna across Japan, copying their techniques and regenerating from fatal wounds until Mahoraga offered a way to reach his soul.
• Gojo, Sukuna, and Mahoraga tried to remove Xuan’s curses, but his Cursed Womb awakened and Mahoraga sacrificed herself by letting Xuan swallow her.
• Gojo and Sukuna attacked Xuan with Idle Transfiguration and space-warping techniques, then used Furnace: Open and Hollow Purple to try to destroy him.
• Xuan escaped Hollow Purple by tearing through space, but Yuji Itadori arrived and struck him with Black Flash before restraining him inside Compassionate Ferry for Universal Salvation.
• Yuji told Gojo to leave the battle and explained to Xuan that he had come from about sixty-eight years in the future with Gen’s and Gojo’s consent.
• At a train station, Xuan accepted that he should have died in his battle with Gojo and Sukuna, then walked with Yuji through futuristic Iwate.