Recaps

Kang Jie tested whether One-Day Mondstadt could be detected by Celestia, drawing the Ruler of Death, Rerir, into a battle over the space. After Rosalyne escaped into the real Mondstadt, Rerir was left wounded and briefly stripped of the Power of Death.

• Kang Jie watched One-Day Mondstadt reset in wind and snow and explained that it could be grafted onto reality only if the real Mondstadt was destroyed.
• Albedo played Before Sun and Moon inside One-Day Mondstadt, prompting Rerir to investigate the taboo-breaking sound in the desolate real Mondstadt.
• Rerir revealed that he had taken the place of the missing Tholindis and declared he would pronounce death upon One-Day Mondstadt, so Kang Jie and Rerir prepared to fight.
• Tang Wang and Albedo stopped the playback, while Ronava, Tang Wang, and Albedo debated whether the Four Shades had intervened and failed to defeat Kang Jie.
• Rosalyne demanded to leave One-Day Mondstadt, and Tang Wang used a Shadow Domain to return her to the real Mondstadt.
• Kang Jie defeated Rerir's power of death temporarily, leaving Rerir coughing blood as he acknowledged Kang Jie's Logic Above Logic.

Kang Jie explained Rosalyne’s past and future to her, then sent her toward Snezhnaya after stopping her attack. He revealed to Venti that he had frozen Mondstadt in a separate realm to prevent its destined destruction, while Venti challenged him to believe that fate could still change.

• Rerir warned Kang Jie to keep his distance from the Abyss and then departed through a rift.
• Kang Jie used his authority over time to learn Rosalyne’s past and told her that the Anemo Archon had not caused her lover’s death.
• Albedo, Columbina, Ronava, Danika, and Linaya investigated One-Day Mondstadt and found that its terrain and power matched reality, time moved faster, and Linaya could no longer see the future clearly.
• Kang Jie told Rosalyne she would die in Inazuma by the Raiden Shogun’s blade, extinguished her flames, and sent her flying toward Snezhnaya.
• Venti appeared before Kang Jie, who explained that he had let Mondstadt die inside a frozen realm to preserve it from its destined destruction.
• Venti questioned whether Kang Jie’s vision of the future had to come true, pointing out that a Descender had arrived and Kang Jie held part of a Descender’s status.

Kang Jie believed Mondstadt’s future was doomed to darkness, but Venti challenged him to look for a fate beyond his predictions. When Tang Wang sang Columbina’s familiar melody with lyrics unknown to anyone in Teyvat, Kang Jie accepted that hope and a turning point might exist.

• Kang Jie explained that he valued Mondstadt’s survival above all else and said the Abyss had shown him the future actions of its people.
• Venti pointed Kang Jie toward the elite squad in One-Day Mondstadt and argued that its future remained uncertain.
• At the Goth Grand Hotel, Columbina asked Tang Wang to sing while Ronava helped her get ready for bed.
• Tang Wang sang a new song in the ancient language of Liyue to the melody Columbina hummed.
• Kang Jie admitted he had not foreseen the song, and his despair gave way to ease.

Kang Jie restored Mondstadt and returned the dragon’s power before passing his Descender authority to Tang Wang. After Eula granted his final request, Mondstadt honored Kang Jie as a hero, and Tang Wang’s journey continued with Albedo.

• Tang Wang’s song broke the false world, and Kang Jie restored Mondstadt by driving away the wind and snow and turning back time.
• Kang Jie returned the dragon’s power and transferred his Descender authority to Tang Wang, whose Artifacts gained a bound five-star sundial.
• Kang Jie collapsed from the punishment for losing his Descender status and asked Eula to give him a dignified end.
• Eula killed Kang Jie, whose body dissolved into light as a dragon’s silhouette crossed the sky and the Mondstadt crisis ended.
• Jean posthumously named Kang Jie an Honorary Knight after the Knights confirmed he had caused no casualties.
• Venti told Tang Wang and Albedo that their first stop was over and urged Tang Wang to test his regained ability.