Chapter Summaries

Iori and Ciel hunted down Yamata no Orochi’s lingering malice while traveling, and Iori destroyed a serpent formed from it. After Chaldea arrived in Turifas, Jeanne guided Ritsuka and Mash through the city as night approached.

• Atalanta confronted Iori for refusing to join the fight, but a serpent’s arrival interrupted their exchange.
• Iori killed the jade-white serpent with Ama-no-Murakumo, and its blood flowed into the Heavenly Cloud Sword.
• Atalanta realized Iori and Ciel had been hunting Yamata no Orochi’s lingering poison, and suspected Iori was hiding another trump card.
• A cherry-colored petal carried a message announcing Chaldea’s arrival, and Iori set out with Ciel.
• Jeanne led Ritsuka and Mash through Turifas and warned them to stay indoors when fog and demonic beasts came at night.

Ritsuka, Mash, and Jeanne fought to protect Turifas from magical beasts before Black Rider Artoria confronted them over Jeanne’s Command Spells. Red Berserker Iori intervened, drove Artoria away, and helped the group clear the streets, then told Ritsuka he already had a Master.

• Jeanne explained that Circe had set up magecraft to protect Turifas’s residents, and Ritsuka speculated that Circe cared for humanity despite her difficult personality.
• Fou appeared and leapt into Mash’s arms as the evening fog settled over the city.
• Ritsuka, Mash, and Jeanne hunted magical beasts through the night to keep them from overwhelming Circe’s barrier.
• Black Rider Artoria confronted Jeanne and demanded the Command Spells corresponding to her, but Jeanne refused to hand them over.
• Red Berserker Iori arrived in a burst of lightning and persuaded Artoria to leave, then helped the group efficiently slaughter the magical beasts in the streets.
• After the fighting ended, Iori told Ritsuka that he already had a Master.

Iori sent Ritsuka Fujimaru toward Mordred while staying behind with Sella, who began to recognize her own feelings for him. As Chaldea rapidly drew the Servants together and pushed the factions toward a final battle, Semiramis raised the Hanging Gardens of Babylon and brought it against Medea’s defenses.

• Iori declined to travel with Ritsuka, pointed her toward Mordred, and left to pursue his own plans.
• Sella questioned Iori about Ritsuka, and he explained that they were friends from another Worldline and expected Chaldea to disrupt the stalemate.
• Sella accepted Iori’s wager that Ritsuka could break the deadlock, then watched Chaldea recruit allies and accelerate the conflict over the next few days.
• Semiramis completed the Hanging Gardens of Babylon, and Amakusa prepared to use the flying fortress to win the war and pursue humanity’s salvation.
• Medea reassured the Black Faction that her layered defenses could withstand the Gardens, but Chiron, Artoria, and Vlad III left to confront the approaching enemy.

Circe confronted Medea about her regret and desire to change the past, then offered to help her alter the tragedy. As the final battles began, Iori blocked Karna and Atalanta from entering Yggdmillennia so Ritsuka could continue her story and reach the Greater Holy Grail.

• Circe released the former Black Faction Masters and returned with Medea to the labyrinth, where she teased her niece about Roche and revealed she understood Medea wanted to change the past.
• Mordred began her duel with the Black Rider, and Shishiou spent all three Command Spells ordering her to win, survive, and become the King of Britain.
• Achilles and Chiron fought again while Ritsuka and Mash watched Mordred's duel.
• Atalanta and Karna reached Yggdmillennia's headquarters, but Iori stopped them from breaking through its barrier.
• Iori told Karna he was balancing the battle so Ritsuka could enter the labyrinth and seize the Greater Holy Grail as the protagonist of her story.

Ritsuka, Mash, and Jeanne reached Thousand-Tree Castle as Karna broke through its barrier, then joined Atalanta to fight their way toward Medea’s labyrinth and the Greater Holy Grail. The Hanging Gardens crashed into the castle, and Vlad’s spear-filled attack met it as the fortress and castle began to collapse.

• Karna hurled his spear through the castle’s barrier and entered the Black Faction’s headquarters.
• Ritsuka, Mash, and Jeanne fought through waves of golems until Atalanta joined them and cleared a path with her arrows.
• Ritsuka directed the group toward the underground labyrinth, hoping to destroy the Greater Holy Grail before Medea or Amakusa could use it.
• The Hanging Gardens descended onto Thousand-Tree Castle and shattered Medea’s anti-spirit barrier with its immense physical mass.
• Vlad unleashed a tide of rusted spears that pierced the Hanging Gardens as both it and the castle began to collapse.

Ritsuka and her allies reached the labyrinth’s core, where Medea and Circe used the Greater Holy Grail to empower their territory and their forces. As Karna struggled against the transformed Asterius, Medea trapped Jeanne briefly and warned that the labyrinth held dangers even Ruler could not resist.

• Ritsuka’s group entered the labyrinth, with Jeanne leading the way and Atalanta scouting.
• The demonized Asterius attacked the group, and Karna drew him away with an explosion of flames.
• Ritsuka and her allies reached the core and found Medea and Circe beside the Greater Holy Grail.
• Medea explained that she had unleashed Asterius’s monstrous form and treated him as a guard dog.
• Circe activated the Temple Construction territory, empowering the labyrinth’s magical puppets and Dragon Fang Soldiers.
• Jeanne broke free from Medea’s attempt to fix her in space, but warned the others that some traps could overcome even her.

Medea and Circe summoned the Golden Evil Dragon Ladon of a Hundred Heads to defend the Greater Holy Grail after Iori attacked them. As Ladon unleashed its power, Iori protected Ciel, and the Chaldeans faced a formidable new threat.

• Iori struck Circe and the Eagle-Winged Witch, but Medea used spatial manipulation to save her before Circe healed and counterattacked.
• Iori evaded Circe’s magic cannon, reunited with Ritsuka and the others, and revealed that Ciel had come to reach the Greater Holy Grail.
• Karna and Asterius crashed out of the labyrinth after their battle, prompting Medea and Circe to activate their prepared summoning.
• Medea and Circe transformed the workshop into the Golden Evil Dragon Ladon of a Hundred Heads, whose terrifying presence made Ciel cough blood.
• Iori shielded Ciel as Ladon spread its wings and released arcs of golden light.

Ritsuka’s forces killed Asterius and coordinated an assault on Ladon to create an opening for Iori to reach the Greater Holy Grail with Ciel. Iori broke through the dragon’s barrage, but Circe confronted him with her Noble Phantasm, the Feast of the Forbidden.

• Iori destroyed Asterius’s Spirit Core with the Heavenly Cloud Sword, and the White Giant Beast vanished peacefully.
• Ciel explained that Medea and Circe could not fully control Heaven’s Feel without more time and offered to stop Medea if Ritsuka got her inside the Greater Holy Grail.
• Ritsuka had Jeanne use Command Spells to summon Achilles and Semiramis; Achilles charged Ladon while Semiramis brought down the Hanging Gardens of Babylon.
• The Servants attacked Ladon together, and Jeanne led the advance while Iori carried Ciel toward the Greater Holy Grail.
• Iori used his Command Spell to reach the Holy Grail, then crossed Ladon’s barrage with Flash Step and escaped the dragon heads’ assault.
• Circe summoned her Feast of the Forbidden to trap Iori and buy time.

Iori defeated Circe and wounded Medea, but Ciel entered the Greater Holy Grail intending to sacrifice herself and use Heaven's Feel to save humanity. Iori followed her inside and persuaded her to reject that sacrifice, leaving the Holy Grail activating its Third Magic as the temple's fighters looked on.

• Iori destroyed Circe's Bounded Field with Ama-no-Murakumo, escaped with Ciel, and left Circe badly wounded.
• Medea lost control of the Greater Holy Grail when the Pseudo-Servant of Winter's consciousness awakened, and Iori wounded her during the interruption.
• Ciel entered the Greater Holy Grail to sacrifice herself and use Heaven's Feel to grant all humanity eternal life.
• Iori entered after Ciel, told her to choose her own future, and persuaded her to betray humanity's wish for salvation rather than die as a tool.
• Ciel chose to live, and the Greater Holy Grail activated Heaven's Feel as Ritsuka Fujimaru, Mash, Medea, and the other fighters watched.

Iori fought Ladon while testing his newly acquired flesh-and-blood body, then Circe unleashed the dragon’s world-destroying power. Iori answered by manifesting a giant Susanoo through the Greater Holy Grail and declaring his True Name.

• Circe ordered Ladon to attack everyone, and the dragon’s blasts shattered much of the platform without harming the Greater Holy Grail.
• Iori emerged from behind the Grail’s protection and held apart Ladon’s jaws before crushing one of its heads with a punch.
• Iori discovered that his new body could bleed and feel the pain of a living person, then resumed fighting Ladon with a sword and Shunpo.
• Iori severed twenty or thirty of Ladon’s heads while Chaldea and the Red Faction Servants watched without intervening.
• Circe opened Ladon’s chest to unleash its starry void, but Iori manifested a giant armored figure and released the True Name Susanoo.

Iori revealed his divine form as Susanoo and used the Heavenly Cloud Sword to destroy the Hanging Gardens and banish Ladon’s starry sky. After Chaldea survived the blast, Ritsuka realized Iori was still carrying out a ritual with the Greater Holy Grail and asked whether he had become her enemy.

• Iori’s first divine sword strike cut through the Hanging Gardens, while Ladon’s starry sky began swallowing the fortress and its surroundings.
• Ritsuka told Mash that Iori and Berserker were closer to the danger than Chaldea and sensed they could still turn the situation around.
• Iori invoked Yamata no Orochi and released his true name as Takehaya Susanoo-no-Mikoto, then used the Heavenly Cloud Sword to seal the starry sky in a World Egg and banish it beyond the world.
• Jeanne used a Command Spell to protect Chaldea and the Red Faction Servants from the explosion, which left a vast crater but spared the Greater Holy Grail.
• Ritsuka and Mash prepared to stop the Greater Holy Grail, but Iori appeared alive and objected when Jeanne proposed destroying it.
• Ritsuka asked Iori whether he had become her enemy after realizing he was still carrying out a ritual with the Greater Holy Grail.

Iori battled Ritsuka’s Servants while the unstable Greater Holy Grail supported his power, and Zhuge Liang (II) coordinated Chaldea’s fighters. After the Grail’s magic failed and Iori began to weaken, Karna unleashed Vasavi Shakti against Iori’s final attack, leaving the clash’s outcome unresolved.

• Ritsuka summoned Zhuge Liang (II), who organized Karna, Jeanne, Achilles, Atalanta, and Mash into a coordinated formation against Iori.
• Iori released Yamata no Arashi, but Jeanne’s defense and Karna’s counterattack failed to stop him from emerging in stronger armor.
• Ritsuka’s Servants continued fighting Iori as the Greater Holy Grail’s energy faltered and its pillar of light and magical array collapsed.
• Iori weakened after losing his connection to the Greater Holy Grail, but refused to surrender and prepared a final strike with the Heavenly Cloud Sword.
• Karna sacrificed his Golden Armor to empower Vasavi Shakti and launched the divine spear against Iori’s attack.

Iori and Karna’s final Noble Phantasms destroyed the battlefield, and Karna died as Iori survived. After Ritsuka and Mash were transferred away, Ciel used the Greater Holy Grail and the Third Magic to give Iori an immortal body and an undying soul, though his glimpse of the Root nearly overwhelmed him.

• Iori unleashed the Heavenly Cloud Sword, and its clash with Karna’s God-Slaying Spear devastated the battlefield.
• Karna accepted his defeat and dissolved into spiritual light, while Iori apologized to Ritsuka and turned toward the darkened Greater Holy Grail.
• Da Vinci warned Ritsuka and Mash that the World’s Correction Force would erase them, so they began their Spiritron Transfer.
• Iori met Ciel at the Greater Holy Grail, where she revealed that she had inherited the Third Magic and used it to fulfill her wish and pass on the Einzbern Magic Circuits.
• Ciel performed Heaven’s Feel on Iori, who briefly glimpsed the Root before the ritual restored his body and joined his flesh and soul.
• Iori awoke healed and overflowing with mana, boasting an ageless body, an indestructible soul, and Shinigami power.

After gaining a massive boost from the Third Magic, Iori arranged to use the Greater Holy Grail as a power source and returned to Chaldea to ask for a supercomputer. Merlin guided him to Chaldea’s Abandoned Gate, where Iori found a device among relics from failed worldlines and left with it.

• Iori’s reiatsu rose to around 1,460, bringing his raw strength to Captain-level even without Bankai.
• Iori transferred the Greater Holy Grail’s shell to the Imperial Palace in Akame ga Kill! and planned to use it as a power furnace.
• Iori returned to Chaldea and asked Merlin for an old Spiritron Calculation Device or similar computer instead of magical resources.
• Merlin led Iori to the Abandoned Gate, where Chaldea stored obsolete equipment and relics from failed worldlines.
• Iori accepted a silver-white briefcase from among the abandoned Chaldea relics.

Iori told Ciel he was leaving Turifas and invited her to travel with him, asking her to become his possession so she could cross worlds. They arrived at another world, where Imperial Guards recognized Iori as their emperor, leaving Ciel stunned by his status.

• Merlin thanked Iori for helping Chaldea, then Iori and Ciel watched Ritsuka Fujimaru, Mash, and Atalanta fight Asterius’s Shadow Servant from a cabin.
• Iori told Ciel he would soon leave Turifas and explained that he could travel between worlds with only himself and his possessions.
• Ciel demanded that Iori take responsibility for her and invite her along, and Iori asked whether she was willing to become his possession.
• Iori brought Ciel to another world, where a patrol of Imperial Guards recognized him as their sovereign and knelt before him.
• Ciel learned that Iori was the emperor of the world and reproached him for not telling her sooner.

Iori explained his plans to use the Greater Holy Grail and a supercomputer to build ley lines beneath the Imperial Capital, then appointed Sella as his personal advisor and reassured the Finance Minister about the Young Emperor’s safety. The chapter ended as Iori confronted Mr. Fashion and asked whether he wanted to live or die.

• Iori told Ciel that Medea had modified the Greater Holy Grail so it could help create a powerful dragon vein beneath the Imperial Capital, with Chaldea’s supercomputer handling the calculations.
• Iori described his plan to bring the world’s ley lines under his control and use their magical energy to support the Empire and his research.
• Iori appointed Sella Von Einzbern as his personal advisor, giving her responsibility for the Throne and Crown and access to the palace.
• Iori told the Finance Minister that he had spared the Young Emperor without a hidden scheme and ordered the minister to keep serving the Empire.
• Iori met Mr. Fashion in a separate reception room and asked him whether he wanted to live or die.

Iori spared Mr. Fashion in exchange for his loyalty and strict limits on his experiments, then assigned Najeta to build an empire-wide statistics bureau with the Anning Dao and Esdeath supporting her. Esdeath challenged Iori publicly, and their duel began with her freezing the training grounds as Iori revealed his face and defended the authority of the white-haired girl in the cabinet.

• Mr. Fashion pledged eternal loyalty to Iori and agreed to experiment only on death-row criminals or Dangerous Species, with his research reviewed before use.
• Iori tasked Najeta with creating the Imperial Comprehensive Investigation and Statistics Bureau to collect accurate information about the Empire.
• Iori arranged for the Anning Dao to help verify the data and for Esdeath to handle armed resistance, while Esdeath demanded another fight with him.
• Officials and nobles gathered to watch Esdeath challenge Iori, and he removed his mask to reveal his youthful face.
• Esdeath questioned Iori about his new body and the white-haired girl, then unleashed a sudden winter that froze the training grounds and trapped several spectators.

Iori defeated Esdeath in their duel, surviving her hidden freezing attack and revealing the overwhelming gap between their strength. Esdeath woke from her injuries in Ciel’s care and immediately went looking for Iori.

• Iori dispersed Esdeath’s weather attack, protected the Imperial Capital’s residents, and fought her with the Heavenly Cloud Sword.
• Esdeath froze time with Mahapadma and tried to kill Iori with cold energy planted inside his body, but Iori struck her with lightning and thawed himself with magic and fire.
• Iori praised Esdeath’s talent, then caught her ice blade between his fingers and cut her, leaving her unconscious.
• Esdeath woke in bed as Ciel explained that Iori’s sword wound had only grazed her heart and that she was recovering.
• Esdeath left the room in her nightgown to find Iori next door.

Esdeath declared that she wanted to marry Iori so she could use his strength to grow stronger, while Akame and Nadjeta reacted to the proposal. In the days afterward, Iori let a romantic rivalry develop around him and turned to studying with Crown, a supercomputer linked to the Greater Holy Grail.

• Esdeath entered Iori’s private quarters and announced that she wanted him, intending to become his queen and surpass him through his training and power.
• Akame objected to Esdeath’s proposal, but Nadjeta recognized its political benefits, and Esdeath admitted that she had fallen for Iori at first sight.
• Akame moved into the Imperial Palace and repeatedly visited Esdeath, while rumors spread about a white figure pacing outside Iori’s door at night.
• Iori let the rivalry among the three young women continue as he waited to see who would make the first move.
• Iori connected Crown, a supercomputer from Chaldea, to the Greater Holy Grail to simulate and expand ley lines, while using it to support his research.

Iori was preparing to modify Shangri-La when Esdeath ambushed him in his bedroom, intent on conquering him. He subdued her and subjected her to an exhausting interrogation, leaving her defeated but still confronting him at the chapter’s end.

• Iori planned to use the Crown to analyze Shangri-La and considered gathering research data from Mr. Fashion and Bleach.
• Iori detected an intruder in his bedroom and discovered that the masked assassin was Esdeath.
• Esdeath declared that she would conquer Iori and repeatedly attacked him with her ice powers.
• Iori overpowered Esdeath, restrained her, and questioned whether anyone had helped with her assassination attempt.
• After hours of struggle and interrogation, Esdeath admitted defeat, but Iori insisted that her punishment was not over.