Chapter Summaries

Giyu faced Kokushibo again and used a combination of Water Breathing and Moon Breathing to turn aside the demon’s attacks and overwhelm him. As Sanemi and Obanai watched helplessly, Kokushibo began to lose ground under Giyu’s assault.

• Sanemi and Obanai saw Kokushibo arrive and watched him recognize Giyu.
• Kokushibo accused Giyu of stealing and combining his Moon Breathing with Water Breathing, then attacked with Moon Breathing First Form: Dark Moon: Evening Palace.
• Giyu used Transparent World to read Kokushibo’s movements and countered with Water Breathing Eleventh Form: Dead Calm and Moon Breathing Third Form: Loathsome Moon, Chains.
• Giyu dismantled Kokushibo’s slash and launched a powerful counterattack, redirecting the demon’s force and breaking through his defenses.
• Sanemi and Obanai watched as Giyu gained control of the fight and Kokushibo’s footwork began to falter.

Giyu Tomioka held off Kokushibo and Zohakuten while protecting the wounded slayers, and Doma arrived at Mount Sagiri to attack the cabin. Gyomei Himejima blocked his way, and the two prepared to fight.

• Zohakuten regenerated after Sanemi Shinazugawa had cut off his head, then joined Kokushibo in attacking Giyu.
• Giyu defended the wounded Sanemi, Obanai, and their companion from Kokushibo’s crescents and Zohakuten’s wooden dragons using Water and Moon Breathing.
• Doma climbed Mount Sagiri, froze a fleeing Demon Slayer Corps member, and approached the cabin at the summit.
• Gyomei Himejima landed in front of Doma and challenged him, and Doma threatened to kill Gyomei.

Gyomei Himejima overwhelmed Doma on Mount Sagiri while Shinjuro Rengoku and Tengen Uzui cleared demons in the woods. As they prepared to support the others, Upper Rank Three Akaza appeared and challenged them to become demons, setting up a new battle.

• Gyomei Himejima smashed through Doma’s ice defenses and drove Upper Rank Two back with his flail and axe.
• Shinjuro Rengoku and Tengen Uzui fought together to wipe out the Lower Rank demons in the woods.
• Shinjuro Rengoku and Tengen Uzui prepared to head for the mountaintop when Akaza appeared behind them.
• Akaza praised the two Hashira’s fighting spirits and offered to turn them into demons so they could fight forever.
• Shinjuro Rengoku and Tengen Uzui rejected Akaza’s offer and prepared to fight him.

Shinjuro Rengoku and Tengen Uzui fought Akaza but were swiftly overwhelmed, while Giyu Tomioka held off Kokushibo and Zohakuten. After sensing the other battles across the mountain and learning that every Upper Rank had gathered, Giyu's calm fury began to intensify.

• Shinjuro Rengoku and Tengen Uzui combined Flame and Sound Breathing attacks against Akaza, but he countered them with Destructive Death techniques.
• Akaza offered Shinjuro and Tengen the chance to become demons, but they refused and kept fighting.
• Akaza struck Shinjuro through several trees and then battered Tengen into a mountainside, leaving both Hashira defeated.
• Giyu Tomioka continued to repel Kokushibo's Moon Breathing and Zohakuten's wooden dragons while sensing the battles elsewhere on the mountain.
• Zohakuten told Giyu that Muzan had summoned all the Upper Ranks, and Giyu's aura darkened as he told Zohakuten to shut up.

Giyu Tomioka overwhelmed Kokushibo and Zohakuten, then confronted the injured Demon Slayers with his usual bluntness. After noticing Kokushibo had flown toward the summit of Mount Sagiri, Giyu turned his attention there.

• Giyu used Water Breathing, Twelfth Form: Storm to destroy Kokushibo's attack and send him flying toward the cabin at the summit.
• Giyu crossed the alley and knocked Zohakuten unconscious with a punch, ending the battle in three seconds.
• Obanai recognized Giyu as his idol, but Giyu initially failed to remember him and then bluntly criticized his condition.
• Sanemi challenged Giyu to a future fight, but Giyu criticized him for relying on his Marechi blood and cutting himself open.
• Sanemi raged at Giyu while Masachika restrained him, and Giyu looked toward the summit of Mount Sagiri where Kokushibo had flown.

Giyu Tomioka effortlessly subdued Zohakuten and sent Sanemi and Obanai to hunt his main body before racing toward the mountaintop. There, Doma turned the battle against Gyomei Himejima with ice-based Blood Demon Arts, leaving Gyomei wounded and under heavy pressure.

• Giyu pulled Zohakuten from the rock wall, knocked him unconscious, and carried him away.
• Giyu ordered Sanemi and Obanai to find and kill the demon’s main body, then sped off toward the mountaintop.
• Doma emerged from Gyomei’s attack with a wounded face and unleashed Fierce-Cold White Princess to freeze Gyomei’s weapons.
• Doma followed with Scattering Lotuses, cutting Gyomei and making his movements falter as the cold invaded his lungs.
• Doma pressed his advantage with more ice attacks, putting Gyomei under suffocating pressure.

Inside the hidden cabin, Sabito restrained Yaoshi while Tamayo and the Kocho sisters developed a medicine to turn him back into a human. As the battle outside worsened, Kanae left the cabin to hold off Upper Rank Two and buy time for the Hashira to arrive.

• Sabito pinned Yaoshi down after he transformed her into a woman, while Yaoshi privately plotted to escape Muzan and the Demon Slayers.
• Shinobu Kocho and Lady Tamayo used Yaoshi's unusual blood to advance their Demon Transformation Medicine, and Kanae Kocho completed the herb preparation.
• Kanae told Sabito that the medicine could cure her if they kept Yaoshi restrained, prompting Yaoshi to panic and resist treatment.
• Freezing air seeped into the cabin as the battle outside slowed, and Sabito realized Mr. Himejima was being suppressed by the cold.
• Despite Sabito and Shinobu warning her about Upper Rank Two, Kanae went outside alone to act as bait and hold him off until Giyu and the other Hashira arrived.

Kanae Kocho and Gyomei Himejima fought Doma together until he wounded Kanae and prepared to kill her. Giyu Tomioka arrived in time to stop Doma’s fan, carrying the unconscious Zohakuten.

• Kanae Kocho joined Gyomei Himejima against Doma and helped deflect his attacks.
• Doma summoned five ice figures, separating Gyomei from Kanae and overwhelming her with their combined assault.
• Doma slashed Kanae, leaving her badly wounded and knocking her Nichirin Blade into the snow.
• Doma moved to kill Kanae, but Giyu Tomioka caught his golden fan just before it reached her neck.
• Giyu stood face-to-face with Doma while carrying the unconscious Zohakuten.

Giyu Tomioka rescued Kanae, struck Doma with a barehanded punch, and discovered that his injured hand healed instantly. Doma tasted Giyu’s blood and began to dissolve in agony, leaving everyone stunned.

• Giyu caught Doma’s fan with his bare hand, tossed Zohakuten aside, and punched Doma into a mountainside.
• Giyu rushed to Kanae and checked whether she could move, while Kanae worried over his wounded hand.
• Kanae watched Giyu’s deep hand wound heal completely within moments, and Giyu wondered why he had instinctively protected her.
• Doma recovered from the punch, smelled Giyu’s blood on his fan, and licked the drops from it.
• Giyu’s blood poisoned Doma, whose body began to rot as Gyomei Himejima, Kanae, and Giyu watched in disbelief.

Kokushibo returned and attacked Giyu and Kanae, prompting Giyu to clash with him while Gyomei and Kanae faced the poisoned Doma. The fights split across Mount Sagiri, and the chapter ended with Doma preparing a deadly attack as Kanae and Gyomei struggled to defend themselves.

• Kokushibo ambushed Giyu Tomioka and Kanae Kocho with a powerful Moon Breathing slash, which Giyu blocked with his Nichirin Blade.
• Kokushibo ordered Doma to retrieve the sample from the cabin while he fought Giyu, and Giyu and Kokushibo raced into the mountain forest.
• Giyu and Kokushibo exchanged Water and Moon Breathing techniques, with Kokushibo becoming increasingly alarmed by Giyu's swordsmanship.
• Doma attacked Gyomei Himejima and the injured Kanae through icy mist, wounding Kanae as Gyomei tried to locate him.
• Kanae used Equinoctial Vermilion Eye and threw her blade to deflect Doma's fan away from Gyomei, then collapsed as Doma gathered ice crystals for another attack.

Gyomei Himejima awakened the Transparent World while trapped in Doma’s ice, then broke free and challenged him. As Sabito and Kanae pursued the escaping Yaoshi, he turned to attack the wounded Kanae.

• Doma sealed Gyomei Himejima inside an ice sculpture and headed toward the cabin, intent on reaching the people inside.
• Remembering Giyu’s advice, Gyomei calmed himself, perceived the flow of blood, muscles, and energy, and awakened the Transparent World.
• Sabito attacked Doma at the cabin, but Yaoshi escaped through a broken window while they were distracted.
• Gyomei shattered the ice prison and confronted Doma, while Kanae sent Sabito after Yaoshi.
• Yaoshi used his Weakening Swamp to slow Sabito, who cleared the poisonous mist with Water Breathing: Sixth Form: Twisting Whirlpool.
• Yaoshi appeared behind the wounded Kanae and thrust his nails toward her back.

Sabito protected the injured Kanae from Yaoshi while Gyomei wounded Doma after entering the Transparent World. Akaza nearly killed Shinjuro after Shinjuro sacrificed himself to save Tengen, and Giyu and Kokushibo arrived as the battle continued.

• Yaoshi tried to attack Kanae, but Sabito blocked him and vowed to keep him away from her.
• Gyomei used the Transparent World to evade Doma's ice vines and struck him deeply with his axe.
• Tengen and Shinjuro fought Akaza, who unleashed his Final Form; Shinjuro shielded Tengen and was gravely wounded.
• Giyu arrived to protect Tengen and Shinjuro, while Kokushibo ordered Akaza to stand down and claimed Giyu as his opponent.
• Giyu told the stunned Tengen to take Shinjuro and leave quickly.

Giyu Tomioka stayed behind to face Upper Rank One Kokushibo and Upper Rank Three Akaza while Tengen Uzui escaped with the unconscious Shinjuro Rengoku. Giyu challenged both demons at once and wounded them with a devastating counterattack, leaving them astonished by his strength.

• Giyu ordered Tengen Uzui to flee with Shinjuro Rengoku, and Tengen carried the unconscious Flame Hashira down the mountain.
• Akaza eagerly claimed Giyu as an opponent, but Kokushibo insisted that Giyu was his to fight.
• After Tengen left, Giyu told Akaza and Kokushibo to attack him together.
• Akaza and Kokushibo launched a simultaneous assault, but Giyu neutralized their attacks with Water Breathing: Eleventh Form, Dead Calm.
• Giyu slipped behind Kokushibo and struck both demons with Moon Breathing: Fifth Form, Moon-Sickle Vortex, wounding them and slicing away part of the mountaintop.

Giyu Tomioka faced Akaza and Kokushibo’s combined full-power attacks on Mount Sagiri, while Sabito and Kanae Kocho fought Yaoshi in a poisoned forest. The chapter ended with Yaoshi’s tentacles attacking the weakened Sabito as Kanae struggled to protect him.

• Akaza and Kokushibo launched a coordinated barrage of punches and moon blades at Giyu, who countered with Water Breathing, Twelfth Form: Storm.
• Sabito pursued Yaoshi while Kanae warned him that the demon’s tentacles carried corrosive poison.
• Yaoshi released fatigue-inducing poison fog, weakening Sabito, and Kanae interrupted his tentacle attack with Flower Breathing, Fifth Form: Peonies of Futility.
• Kanae directed Sabito through Yaoshi’s poison needles, and the pair began counterattacking together.
• Sabito took a tentacle strike while protecting Kanae, and Yaoshi sent all his tentacles at the kneeling, weakened swordsman.

Shinobu and Kanae injected Yaoshi with a medicine made using his own blood, but it drove him into a berserk Upper Rank transformation instead of weakening him immediately. As Yaoshi overwhelmed the wounded fighters, a strange power began surging through Sabito.

• Shinobu used Kanae’s directions to evade Yaoshi’s tentacles, and Sabito drove her special blade through the armor on Yaoshi’s neck so she could inject the medicine.
• Shinobu explained that the medicine used Yaoshi’s blood as its catalytic base, and Yaoshi began convulsing as the drug fought the Demon King’s Blood and Blue Spider Lily energy in his body.
• Yaoshi transformed into a larger, more powerful monster and unleashed poisonous gas and tracking tentacles against Shinobu, Kanae, and Sabito.
• Kanae shoved Shinobu out of danger while Sabito dodged Yaoshi’s attacks, but the three wounded fighters were rapidly overwhelmed.
• As Yaoshi’s poison needles filled the sky, Sabito groaned in agony when a powerful, unfamiliar force surged from his bone marrow.

Sabito regained his male strength when the virus in his body collapsed, then combined force and softness to create Water Breathing’s Eleventh Form and defeat Yaoshi. After Yaoshi disintegrated, Sabito reunited with Kanae and Shinobu, only to find himself freezing without a shirt.

• The Demon Transformation Medicine’s energy destroyed the sex-changing virus, restoring Sabito’s male body and strength.
• Sabito reflected on what he had learned from fighting in a weaker body and forged Water Breathing’s Eleventh Form, Mirror Tide Twins.
• Sabito used alternating torrents of force and softness to sever Yaoshi’s tentacles and break through his armor.
• Sabito beheaded Yaoshi, whose body disintegrated as the medicine destroyed his cells without the Demon King’s blood.
• Sabito declared the fight over, then sneezed in the cold and asked Kanae and Shinobu for a coat.

Sabito awakened a new sword technique by combining strength and softness, while Giyu assessed the Hashira’s ranks during his fight with Akaza and Kokushibo. After Yaoshi was completely erased, Muzan ordered Nakime to move the Infinity Castle over Mount Sagiri and decided to attack personally.

• Sabito thanked Kanae and Shinobu for the medicine that helped him survive, then awakened a technique that fused yin and yang.
• Giyu used the Transparent World to assess the Hashira’s strength and saw Sabito cross into the middle tier.
• Kokushibo sensed Sabito’s breakthrough, remembered Yoriichi, and filled his blade with killing intent.
• Muzan realized Yaoshi had been completely erased, crushed a wineglass, and killed a frightened Lower Rank demon.
• Muzan ordered Nakime to bring the Infinity Castle down on Mount Sagiri and resolved to join the fight himself.

Giyu Tomioka used his blood as a poison to incapacitate Kokushibo and Akaza after they overwhelmed him. He wounded Akaza and sent Kokushibo crashing into boulders, leaving both Upper Ranks on the defensive.

• Giyu struggled to defend himself against Kokushibo and Akaza and recalled Sanemi Shinazugawa using his blood to lure demons.
• Giyu cut his arm and heated his blood-coated Nichirin Blade, releasing a blood mist that intoxicated and poisoned both demons.
• The poison weakened Akaza and disrupted Kokushibo's balance and control of his demon blade.
• Giyu severed Akaza's right arm with Water Breathing, Fourth Form: Striking Tide.
• Giyu kicked Kokushibo through two boulders and resolved to criticize Sanemi less when he returned.

Gyomei Himejima overwhelmed the poisoned Doma while Zohakuten joined the fight and urged him to attack. After realizing their mission had failed because Yaoshi was dead, Doma abandoned Zohakuten and fled, leaving him alone to face Gyomei.

• Gyomei used Transparent World to identify the poison dissolving Doma’s organs and struck him with his flail.
• Zohakuten climbed out of a snow pit, mocked Doma, and called for them to team up against Gyomei and Giyu Tomioka.
• Doma sensed that Yaoshi had vanished and concluded that the mission’s objective had been lost.
• Doma concealed his escape with Freezing Clouds and raced down the mountain, leaving Zohakuten behind.
• Gyomei raised his axe and prepared to deliver Zohakuten’s final salvation.

Giyu Tomioka weakened Akaza and Kokushibo with a powerful attack, but his Transparent World alerted him that Sakonji Urokodaki was in mortal danger. He abandoned the chance to finish the Upper Ranks and rushed to save his master as Gyokko overwhelmed Urokodaki.

• Giyu Tomioka used his bloodied blade to weaken Akaza and Kokushibo, then cut both Upper Ranks in half with Water Breathing: Twelfth Form, Storm.
• Gyokko sent swarms of venom-spitting fish monsters against Sakonji Urokodaki and mocked the former Water Hashira's swordsmanship.
• Sakonji Urokodaki fought through the monsters despite his age and exhaustion, determined to keep them from reaching the children he had once taught.
• Giyu Tomioka sensed through the Transparent World that Urokodaki was close to death and remembered the people he had failed to protect.
• Giyu abandoned his chance to finish Akaza and Kokushibo and raced toward Urokodaki, urging his master to hold on.