Chapter Summaries

Sasuke used his memories of Tanjiro and his companions to cast Genjutsu: Bond Corridor, breaking Muzan’s world of despair and reaching Tanjiro’s dying soul. Muzan’s phantom watched his domain collapse and reacted with fear.

• As Muzan’s malice overwhelmed Sasuke, Sasuke rejected Muzan’s claim to power and said the world belonged to Tanjiro.
• Sasuke cast Genjutsu: Bond Corridor using memories instead of chakra, and its light melted Muzan’s black blades.
• Sasuke filled the corridor with memories of Tanjiro’s battles and moments with his companions, including Kyojuro Rengoku, Tengen Uzui, and Shinobu Kocho.
• The memories spread warmth through Muzan’s world, purifying its rivers, breaking its bone-covered ground, and clearing its blood-red sky.
• Tanjiro’s chained soul-light began to shine brighter as Muzan’s phantom watched his world crumble and screamed for Sasuke to stop.

As Nezuko, Zenitsu, Inosuke, Kanao, Kyojuro Rengoku, and Giyu Tomioka called Tanjiro back to himself, their bonds reached his soul in the Mental World. The memories began burning through the chains of hatred binding him as the counterattack sounded.

• Nezuko, Zenitsu, Inosuke, and Kanao clung to Tanjiro and pleaded with him to return to his human self.
• Their voices and memories formed pillars of light that pierced the darkness of the Mental World.
• The lights converged on Tanjiro's soul, frightening Muzan's phantom on the throne.
• Tanjiro's soul-light grew brighter, and its heat began scorching the chains binding him.
• The signal for the counterattack sounded.

Tanjiro reclaimed his identity and broke free of Muzan’s control in the Mental World. He joined Sasuke and prepared to purge Muzan’s remaining phantom, who insisted his thousand-year will could not be defeated.

• Sasuke watched as the light of love, friendship, trust, and hope burned away Muzan’s chains around Tanjiro’s soul.
• Tanjiro recalled his memories and declared that he was Nezuko’s big brother and a swordsman of the Demon Slayer Corps named Tanjiro Kamado.
• Tanjiro’s soul erupted with light, destroyed the remaining chains, and reappeared holding his flaming Nichirin Blade.
• Tanjiro thanked Muzan for reminding him what he fought to protect, then vowed to purge Muzan from his world with Sasuke beside him.
• Muzan dismissed their broken souls and declared that his eternal will would overcome their bonds and hope.

Tanjiro used Sun Breathing’s Thirteenth Form to purify Muzan’s final monstrous will in the mental world. As the world returned to pure white, Muzan’s obsession vanished without a trace.

• Muzan’s apparition transformed into a colossal monster and surged toward Sasuke and Tanjiro to devour their souls.
• Sasuke summoned Susanoo and held off the monster’s tentacles, but his attacks could not destroy its endlessly regenerating body.
• Tanjiro drew a calm breath, saw the fear and resentment within the monster, and raised his blade.
• Tanjiro unleashed Sun Breathing’s Thirteenth Form, sending a gentle light through the monster and purifying Muzan’s final will.
• The monster melted away, and the mental world returned to pure white.

Kanao injected the final Demon Transformation Medicine into Tanjiro as the demon influence vanished, and he survived the violent change back into a human. The exhausted heroes collapsed, and Nezuko caught her brother as the thousand-year war ended.

• Zenitsu found the dropped syringe and gave it to Kanao, who injected the medicine into Tanjiro.
• Tanjiro convulsed as human and demon cells fought, while Sasuke lost consciousness after Muzan's echo was purified.
• Giyu caught Sasuke as Kyojuro, Zenitsu, Inosuke, and Kanao also collapsed from exhaustion.
• Tanjiro's demonic presence disappeared, and he regained his human form before falling backward.
• Nezuko caught Tanjiro and embraced her human brother as the war between humans and demons ended.

As Sasuke drifted toward death, the system awarded him the hidden achievement Redemption and offered him three possible worlds to choose from. He postponed his decision and sank into a peaceful sleep.

• The system evaluated Sasuke's final battle and awarded him the God-tier hidden achievement Redemption.
• Sasuke remembered the people he had protected in the Demon Slayer world and accepted that this might be his own ninja way.
• The system granted Sasuke the authority World Selection and presented options to return to Naruto, stay in this world, or journey onward.
• Sasuke chose not to decide yet and fell asleep in the warm darkness.

After Muzan's defeat, the Kakushi searched the ruined battlefield, tending to the wounded and recovering the dead. Kiriya Ubuyashiki organized the aftermath and, learning that several allies had survived, finally wept for his lost family as the survivors faced the future without demons.

• The Kakushi arrived to clear the battlefield and found Mitsuri Kanroji and Obanai Iguro dead, holding each other.
• The Kakushi recovered Gyomei Himejima's body and found Sanemi Shinazugawa alive but comatose, murmuring Genya's name.
• Kiriya Ubuyashiki ordered the Kakushi to identify the dead, treat the wounded, and record the survivors and casualties.
• A crow reported that Uesugi Sasuke, Giyu Tomioka, Kyojuro Rengoku, Tanjiro Kamado, Nezuko Kamado, Zenitsu Agatsuma, Inosuke Hashibira, and Kanao Tsuyuri were alive and being taken to the Butterfly Mansion.
• Kiriya Ubuyashiki turned away and broke down in tears after hearing the survivors' names, grieving his family while recognizing that the demon-free world had arrived.

A week after the final battle, Tanjiro, Zenitsu, and Inosuke awoke in the Butterfly Mansion, while Giyu and Kyojuro had also survived. Uesugi Sasuke remained unconscious in intensive care as Tanjiro prayed for him to awaken.

• Nezuko watched as Tanjiro woke, realized he had lost an arm and an eye, and rejoiced that she had turned back into a human.
• Zenitsu woke and tried to rush toward Nezuko, while Inosuke also awoke and boasted despite his injuries.
• Kanao laughed with relief as the sickroom filled with the survivors’ cries and arguments.
• Giyu sat beside Kyojuro in another sickroom, and both survivors looked toward the peaceful future they had helped secure.
• Tanjiro visited Uesugi Sasuke each day, but Sasuke remained unconscious, and Tanjiro prayed for him to open his eyes.

One month after Muzan Kibutsuji’s defeat, Kiriya Ubuyashiki held the final Hashira Meeting and announced the Demon Slayer Corps’ disbandment. The surviving swordsmen laid down their Nichirin Blades and faced an uncertain future without demons.

• Kiriya Ubuyashiki gathered the surviving Hashira and swordsmen at the rebuilt Corps headquarters.
• Kiriya thanked the swordsmen who had died and those who ended the thousand-year war against Muzan Kibutsuji.
• Kiriya formally announced that the Demon Slayer Corps was disbanded.
• Sanemi Shinazugawa, Giyu Tomioka, and Kyojuro Rengoku laid down their Nichirin Blades.
• Tanjiro, Zenitsu, Inosuke, Kanao, and the other surviving swordsmen also set down their blades.