Chapter Summaries

Tanjiro got a haircut before meeting Kanao, who took him to the Demon Slayer Corps Headquarters and revealed that she had already told her family about him. The chapter left Tanjiro stunned by how quickly Kanao had grown close to him.

• Tanjiro visited the barbershop recommended by Sakonji Urokodaki, got his hair trimmed, and insisted on paying despite the owner's offer of a free haircut.
• Tanjiro hurried to the assessment grounds, where Kanao greeted him and pulled him toward the Demon Slayer Corps Headquarters.
• Kanao led Tanjiro into the headquarters, while a woman in a petal-patterned haori watched and guessed that he was the boy Kanao liked.
• Tanjiro asked why Kanao was so close to him, and she praised his kindness and sincerity, mentioning that he had saved two participants during the assessment.
• Kanao told Tanjiro that she had already told her family about him and that her sister and grandfather approved, leaving him stunned.

Kanao brought Tanjiro to the Butterfly Mansion, where he met Kanae and became her sister’s friend. Rota told Kagaya that Tanjiro was the prophesied slayer and proposed training him before the Corps launched its final assault on Muzan.

• Kanao introduced Tanjiro to her sister Kanae at the Butterfly Mansion, and Tanjiro shyly called her Sister Kanae.
• Rota reflected that his years of counseling had helped Kanao open up and that she and Tanjiro were growing close.
• Rota told Kagaya Ubuyashiki that Tanjiro was the person destined to slay Muzan.
• Rota proposed personally training Tanjiro and dividing the final battle so he and Tanjiro would face Muzan and Upper Rank One while the Pillars fought the remaining Upper Ranks.

Rota visited the Butterfly Mansion after agreeing with Kagaya Ubuyashiki to take responsibility for the remaining Twelve Kizuki, then outlined plans to target Muzan. He told Tanjiro that Tanjiro himself bore the mission of killing Muzan, leaving the newly recruited swordsman unsure whether he was strong enough.

• Kagaya Ubuyashiki agreed that Rota would take responsibility for the remaining Twelve Kizuki.
• Tanjiro and Kanao confessed their affection for each other while Kanae and Shinobu looked on.
• Rota arrived at the Butterfly Mansion and met Tanjiro, who was startled to learn that Rota had lived since the Warring States period.
• Rota told the group that he and Kagaya had discussed future operations and that killing Kibutsuji Muzan needed to be addressed soon.
• Tanjiro questioned how he and Rota could face Upper Rank One and Muzan, and Kanae explained that Rota was powerful enough to defeat Muzan.
• Rota told Tanjiro that he bore the mission of killing Muzan, leaving Tanjiro uncertain about his ability to do so.

Tanjiro trained under Rengoku Kyojuro and became his tsuguko before the two were assigned to investigate disappearances aboard the Infinity train. They prepared to depart, while Shinjuro Rengoku silently wished Kyojuro well.

• Tanjiro trained with Rengoku Kyojuro for two months after receiving instruction from Rota, and Kyojuro praised his progress.
• A Kasugai Crow summoned Rengoku Kyojuro and Tanjiro to Demon Slayer Corps Headquarters for a mission.
• Kagaya Ubuyashiki told them that people and Corps swordsmen had vanished aboard the Infinity train, and Rengoku Kyojuro accepted the mission.
• Rengoku Kyojuro and Tanjiro discussed the possibility of facing a Lower Rank or Upper Rank demon and prepared to leave.
• Shinjuro Rengoku dismissed Kyojuro when he announced the mission, then quietly wished him safety after Kyojuro had left.

Rengoku Kyojuro and Tanjiro began their mission aboard the Infinity Train, where Rengoku sensed concealed demons and rushed to protect the passengers. After killing several Evil Spirits, he headed toward the carriage with the strongest demonic presence.

• Senjuro watched Rengoku Kyojuro and Tanjiro depart for the Infinity Train.
• Rengoku Kyojuro and Tanjiro boarded the train, shared a meal, and discussed Tanjiro’s relationship with Kanao Tsuyuri and his upcoming combat experience.
• Rengoku Kyojuro sensed something wrong about the ticket inspector, and an Evil Spirit appeared after the carriage lights dimmed.
• Rengoku Kyojuro killed the first Evil Spirit with Flame Breathing, First Form, Unknowing Fire, then sent Tanjiro to find the conductor and stop the train.
• Rengoku Kyojuro killed another demon that was attacking passengers and continued through the train as he sensed more demons nearby.
• Rengoku Kyojuro headed toward a carriage filled with a stronger demonic presence, determined to protect the passengers.

Rengoku Kyojuro cleared the ordinary demons while Tanjiro and Nezuko confronted Enmu, who revealed he had merged with the Infinity Train and threatened its passengers. The chapter ended with Rengoku cutting through the train’s flesh and tentacles as Tanjiro and Nezuko protected the passengers.

• Rengoku Kyojuro defeated the ordinary Evil Spirits and rushed toward Tanjiro when the Infinity Train continued moving.
• Enmu attacked Tanjiro with Forced Sleep, but Nezuko woke him with her burning blood and helped him sever Enmu’s head.
• Enmu revealed that he had merged with the Infinity Train and transformed the carriages into flesh to attack the passengers.
• Tanjiro and Nezuko entered the carriages to protect the unconscious passengers from Enmu’s tentacles.
• Rengoku Kyojuro arrived and slashed through the tentacles in the five carriages, inflicting pain on Enmu.

Rengoku Kyojuro and Tanjiro defeated Enmu and saved the Infinity Train’s passengers, but an Upper Rank Three demon appeared as they began the aftermath. Rengoku faced the newcomer alone while Tanjiro went to protect the passengers.

• Rengoku Kyojuro arrived to help Tanjiro fight Enmu’s tentacles and learned that Enmu had fused with the Infinity Train.
• Enmu used his Blood Demon Art to try to trap them in dreams, but Tanjiro woke himself and Rengoku resisted the technique with the Pure Heart Divine Incantation.
• Rengoku Kyojuro reached the driver’s cabin and beheaded Enmu with a single slash, after which the train went out of control and stopped beside a forest.
• Rengoku Kyojuro and Tanjiro evacuated the passengers and confirmed that none had been killed or injured.
• Upper Rank Three attacked Tanjiro, but Rengoku Kyojuro cut off the demon’s arm and sent Tanjiro to protect the passengers.
• Upper Rank Three revealed that he had come to kill Tanjiro and challenged Rengoku Kyojuro, who prepared to fight him alone.

Rengoku Kyojuro fought Upper Rank Three, Dark Annihilation, and survived his deadly attacks through his training and instincts. As they prepared for a final clash, Rengoku saw that dawn was near and hoped to hold out until sunrise.

• Dark Annihilation struck Rengoku Kyojuro and tried to persuade him to become a demon, but Rengoku refused and declared they would fight.
• Dark Annihilation unleashed Blood Demon Art: Eternal Night Annihilation, but Rengoku sensed the danger and countered with Flame Breathing, Fifth Form: Flame Tiger, burning much of the demon's body.
• Dark Annihilation healed and attacked with Blood Demon Art: Night Shadow Turbulence, exchanging dozens of blows with Rengoku.
• Rengoku began turning his Sunwheel Blade into a Scarlet Blade as Dark Annihilation covered himself in black smoke and prepared to fight seriously.
• Rengoku noticed the coming sunrise and gathered his strength, while Dark Annihilation, consumed by rage, focused only on killing him.

Rengoku Kyojuro fought Dark Annihilation with his self-created Blazing Flame Blade and drove him off when sunrise neared, then returned to headquarters with Tanjiro. Kagaya Ubuyashiki praised Rengoku’s mission and announced that the Demon Slayer Corps would begin its full-scale offensive against Muzan and the Twelve Kizuki.

• Rengoku Kyojuro used Flame Breathing, Tenth Form, Blazing Flame Blade, enhanced with the Golden Light Spell, to inflict severe wounds on Dark Annihilation, but Dark Annihilation blasted him away before he could behead him.
• Dark Annihilation fled into a nearby forest when the sun began to rise, while Rengoku Kyojuro confirmed that all two hundred Infinity Train passengers had survived.
• Tanjiro reported that he had escorted the passengers to safety, and Rengoku Kyojuro comforted him for blaming himself for the injuries.
• Rengoku Kyojuro and Tanjiro returned to Demon Slayer Corps Headquarters, where Rengoku received treatment at the Butterfly Mansion.
• Kagaya Ubuyashiki convened the Pillars, who praised Rengoku Kyojuro, and announced the Corps’ full-scale offensive, with the Old Heavenly Master taking Tanjiro to face Muzan and Kokushibo.

Muzan summoned the Upper Ranks to reprimand Dark Annihilation for failing his mission and discuss the Demon Slayer Corps’ growing activity. He decided to lure the Corps into the Infinite Castle for a decisive battle, leaving Nakime to arrange it.

• Douma mocked Dark Annihilation for failing to defeat a Pillar, and their argument ended when Kokushibo intervened.
• Muzan confronted Dark Annihilation over his failed mission, then spared him after he admitted his mistake and promised to do better.
• Muzan and Dark Annihilation discussed the strength and increased activity of the Demon Slayer Corps, while Gyutaro reported that slayers had entered his territory.
• Muzan proposed moving the fight to the Infinite Castle, and Kokushibo recognized his plan to make the Corps battle on demon territory.
• Muzan told the Upper Ranks to prepare for battle and said Nakime would arrange the details.

Muzan attacked Kagaya Ubuyashiki at the Demon Slayer Corps Headquarters, drawing the Hashira into a battle that triggered his Infinite Castle plan. After Nakime transported the Hashira away, Rota appeared and stopped Muzan from escaping, leaving Muzan calling for Kokushibo.

• Muzan arrived at the Demon Slayer Corps Headquarters, where Kagaya Ubuyashiki greeted him and recognized his plan to counterattack.
• Muzan lunged at Kagaya Ubuyashiki and Amane, but Gyomei Himejima, Giyu Tomioka, Sanemi Shinazugawa, Kanae Kocho, and the other Hashira attacked him.
• Nakime played her biwa and transported the assembled Hashira into the Infinite Castle, leaving Kagaya Ubuyashiki and Amane behind.
• As Muzan prepared to kill Kagaya Ubuyashiki, a young man with sun earrings threw a Sunwheel Blade at him, and Rota appeared behind him.
• Muzan ordered Nakime to transport him to the Infinite Castle, but Rota stopped the escape and Muzan called for Kokushibo to support him.

Rota overwhelmed Muzan and left Tanjiro to deliver the final blow, while Muzan began regenerating after Tanjiro severed his neck. Rota then turned his attention to Kokushibo.

• Nakime teleported Kokushibo to the Demon Slayer Corps Headquarters, where Rota was holding Muzan at bay.
• Rota told Muzan that Tanjiro was the reason Muzan had survived their previous encounters, then struck Muzan with invisible qi as Muzan tried to flee.
• Kokushibo attacked with Moon Breathing, Eighth Form, Moon Dragon Tail, but Rota dispelled the blade and grabbed Muzan by the neck.
• Rota asked Tanjiro to finish Muzan, and Tanjiro used Fire God Kagura, Azure Heaven to sever Muzan's damaged neck.
• Muzan began regenerating, so Rota told Tanjiro to keep cutting him until dawn, then faced Kokushibo.

Kokushibo devoured Muzan's flesh and accepted the Curse of Annihilation's power to fight Rota. After Kokushibo transformed into an Annihilation Vanguard Leader, Rota returned to his original appearance and blocked his attack with Ryuo.

• Kokushibo swallowed a twitching piece of Muzan's flesh, strengthening his aura and changing his eyes to scarlet.
• After Rota easily blocked Kokushibo's crescent blades, the Curse of Annihilation tempted Kokushibo with power, and he accepted its offer.
• The Curse of Annihilation took over Kokushibo, and Rota sent Tanjiro and the others away before facing him.
• Kokushibo attacked with annihilation-enhanced Moon Breathing, but Rota's Golden Light Spell and golden tendrils stopped his strikes.
• Kokushibo transformed into an armored Annihilation Vanguard Leader, prompting Rota to abandon the Old Heavenly Master template and face him directly.
• Rota blocked Kokushibo's Annihilation Battle Blade with his fist and used Haki: Ryuo.

Rota defeated the Annihilation Vanguard Leader possessing Kokushibo and confirmed that the Curse of Annihilation had been eradicated from the Demon Slayer Plane. He returned to the Demon Slayer Corps Headquarters, where Muzan remained trapped under attack as dawn approached.

• Rota drove Kokushibo away from the buildings, then battered him until Kokushibo unleashed sound vibrations to force him back.
• Rota summoned the Rage Thunder Soul Devouring Spear and overwhelmed Kokushibo as the Demon Slayer Plane began to strain.
• Rota used Order God Power to pin Kokushibo with golden spears and destroy him with the Order Punishment Strike.
• Rota asked Jarvis about the Curse of Annihilation, and Jarvis confirmed it had been completely eradicated and urged him to reinforce the plane.
• Rota returned to headquarters, where Tanjiro reported that Kanao Tsuyuri was watching Muzan while the Hashira repeatedly beheaded him.
• Muzan struggled to regenerate as Rota left the remaining Upper Ranks to the Hashira and awaited sunrise.

The Pillars were scattered throughout the Infinite Castle, and Gyomei Himejima faced Upper Rank Six siblings Daki and Gyutaro alone. Gyomei crushed Daki with a surprise counter and outmaneuvered Gyutaro, leaving his next attack poised to strike.

• Nakime scattered the Pillars across the Infinite Castle, leaving Gyomei Himejima alone against Daki and Gyutaro.
• Gyomei analyzed the demons’ plan to isolate the Pillars and attacked Gyutaro with his spiked flail, forcing him to dodge.
• Daki tried to ambush Gyomei, but he bound her with his chain and smashed her with the flail.
• Gyutaro charged at Gyomei in fury, then dodged his first swing and mistook it for an opening.
• Gyomei used the Clear World to predict Gyutaro’s movements, and his flail and axe came crashing toward the demon.

Gyomei Himejima defeated Upper Rank Six Gyutaro by exploiting his devotion to Daki and beheading him after crushing the siblings with Stone Breathing. Gyomei prayed for them as they faded, while the other Upper Ranks learned of their defeat.

• Gyutaro recovered from Gyomei Himejima’s opening strike and resolved to hold him back while Daki regenerated.
• Gyomei tested Gyutaro’s limits with his attacks, then realized Daki was still alive and that Gyutaro was trying to keep him away from her.
• Gyomei used his axe and chain to swing Daki toward Gyutaro, forcing him to rush over and catch her.
• Gyomei unleashed Stone Breathing, Fifth Form: Wheel Execution, crushing Gyutaro while he shielded Daki, then pulled his axe into Gyutaro’s neck and beheaded him.
• Gyomei prayed as Gyutaro and Daki faded away, and news of Upper Rank Six’s death reached the other Upper Ranks.

Douma faced Kanae and Shinobu Kocho, who used their speed and a secret plan to land a strike before retreating. As Douma sensed danger and grew serious, he summoned five ice sculpture dolls to attack them.

• Douma decided to stop playing around and confronted the Kocho sisters with a storm of frost.
• Kanae and Shinobu dodged Douma's attacks and prepared for his poisonous Ice Mist by holding their breath.
• The sisters charged through Douma's ice crystals, and Shinobu stabbed him with her Sunwheel Blade before both women withdrew.
• Douma grew uneasy, unleashed Crystalline Children, and created five ice sculpture dolls.
• Douma and the five dolls attacked Kanae and Shinobu with Scattering Ice Crystals.

Shinobu and Kanae used medicine developed with Tamayo’s help to weaken Douma, then beheaded him in the Infinite Castle. Nakime informed the remaining Upper Ranks of his death, and Dark Annihilation gained the upper hand against Sanemi and Rengoku.

• Shinobu and Kanae evaded Douma’s attacks until the medicine Shinobu had injected caused his body to rot and his ice puppets to shatter.
• Douma launched a desperate Bodhisattva attack, but it collapsed as his body failed, allowing Shinobu and Kanae to sever his head.
• Nakime sensed Douma’s death, informed the remaining Upper Ranks, and decided to bring the demons into the Infinite Castle.
• Dark Annihilation froze briefly after learning of Douma’s defeat, then struck Sanemi away before he could use a Breathing technique.
• Rengoku caught Sanemi, who warned him not to take Dark Annihilation’s powerful attacks head-on, and Rengoku prepared to face the demon.

Sanemi Shinazugawa and Rengoku Kyojuro fought Dark Annihilation, who used a powerful Blood Demon Art to overwhelm them. They realized his strength came at a cost and planned to exploit his weakened condition, while Sanemi kept him occupied as Kyojuro prepared a sword technique.

• Sanemi Shinazugawa and Rengoku Kyojuro attacked Dark Annihilation together, but he repelled them with powerful strikes.
• Dark Annihilation activated Blood Demon Art: Polar Night Annihilation and nearly pierced Sanemi's chest before Sanemi and Kyojuro coordinated to counter him.
• Dark Annihilation pressed his advantage and taunted the two Hashira as their Sunwheel Blades suffered damage in the clashes.
• Sanemi noticed Dark Annihilation was behaving unusually and reasoned that his enhanced strength was harming him and would not last.
• Sanemi and Kyojuro decided to exploit Dark Annihilation's condition, and Kyojuro began preparing a sword technique while Sanemi kept Dark Annihilation occupied.

Sanemi and Rengoku Kyojuro defeated Dark Annihilation, and the Hashira killed the remaining demons in the Infinite Castle. After Nakime's death collapsed the castle, the survivors returned to Corps Headquarters, where Kagaya Ubuyashiki thanked Rota for helping end his clan's curse.

• Sanemi wounded Dark Annihilation with Wind Breathing, Ninth Form, allowing Rengoku Kyojuro to attack with Flame Breathing, Ninth Form.
• Sanemi joined Rengoku Kyojuro in striking Dark Annihilation's neck, and the demon died after remembering Muzan had killed his family.
• Gyomei Himejima killed Nakime after she lost the will to fight, while five Hashira defeated Hantengu and Gyokko.
• Nakime's death caused the Infinite Castle to collapse, and the Hashira escaped to the Demon Slayer Corps Headquarters courtyard.
• Kagaya Ubuyashiki thanked Rota for helping end the Ubuyashiki Clan's curse, and Rota walked away after reflecting on his journey.