Chapter Summaries

Chu Chen learned that Lizevim had assembled a powerful army and launched a new attack on the Underworld. When Rias’s ranking duel with Theodora began, The Black Dragon God ambushed the venue, leaving Rias and her allies surrounded by more than a thousand enemies.

• Serafleur Leviathan asked Chu Chen for reinforcements after Lizevim appeared with a large army containing Demons, Fallen Angels, Angels, Demon Lord class fighters, and Transcenders.
• Rias and the others attended the Underworld’s gathering and ranking duels, where Asuna demonstrated Demon Lord class strength after her ideals were mocked.
• The Black Dragon God attacked during Rias’s duel with Theodora, and Rias realized the assault might be intended to turn Odin and Norse mythology against the Underworld.
• Koneko sensed danger as unfamiliar Magic Circles surrounded Rias and her allies, and Old Satan faction Demons emerged in overwhelming numbers.
• Rias dismissed the attackers’ human-wave tactics and prepared to fight while Serafleur and other powerful allies remained outside the venue.

Chu Chen discovered that his earlier alteration of the planet’s atmosphere had empowered Lizevim and Hades’s army of resurrected dead, while Rias’s group fought the demons attacking them. As Serafleur faced a wave of Demon Lord-class enemies, she chose a power-up that grew stronger with each opponent and unleashed a devastating attack, while Lizevim’s other forces targeted demon families and brought powerful Evil Dragons into the conflict.

• Theodora tried to abduct Aisha, but Chu Chen caught him and incinerated him before Rias and the others could react.
• Koneko promised to protect Aisha, while Rias insisted that her group could handle the demon army without Chu Chen’s help.
• Chu Chen examined the planet’s records and realized his earlier change to the atmosphere had strengthened the beings Lizevim and Hades created from lingering thoughts of the dead.
• Serafleur wiped out a mass of demons, but more Demon Lord-class angels, Fallen Angels, and demons rushed in, so she chose a boost that increased her strength for each opponent.
• Serafleur’s strength rose to the threshold of Dragon God Level, and her wand strike devastated the battlefield while Sazex and the others avoided being caught in it.
• Lizevim’s forces also attacked other demon families, and Glendall, Ladon, and Níðhöggr appeared among the special helpers.

Rebel and Kuroka fought the Evil Dragons while the Underworld’s forces repelled Lizevim’s probing attack. Lizevim secretly gathered the dead’s resentment to awaken Beast Emperor 666, but Vali intercepted him and transformed into White Silver Overlord Dragon as Sazex and the others closed in.

• Phoenix, Rebel, and Kuroka battled the Evil Dragons, with Kuroka helping Rebel gain combat experience.
• Chu Chen discovered that Lizevim planned to use accumulated resentment to break Beast Emperor 666’s seal, while Serafleur and the Underworld’s forces held off the attackers.
• After the unrest was suppressed, Sazex and Azazel questioned why Lizevim had attacked and then stayed hidden.
• Vali blocked Lizevim’s escape and transformed into White Silver Overlord Dragon, astonishing Sazex, Azazel, and the others.
• Sazex, Ajuka, Serafleur, Azazel, and Odin attacked Lizevim, who hesitated over whether to unleash Beast Emperor 666.

Lizevim unleashed Beast Emperor 666 upon the Underworld, but Serafleur used the power she gained from facing enemies to grow strong enough to confront it. She froze the battlefield into an ice world and launched a devastating attack on the Beast Emperor.

• Lizevim's resentment broke the seal on Beast Emperor 666, which emerged and threatened the Underworld, Heaven, and the human world.
• Serafleur chose to confront Beast Emperor 666 and asked Sazex, Azazel, and Ajuka to gather large numbers of attackers to strengthen her.
• Serafleur's power surged as the demon army attacked her, letting her reach an unstable Dragon God Level and strike the Beast Emperor with ice dragons.
• Serafleur created an icy world around the battlefield to keep her fight with Beast Emperor 666 from destroying the Underworld.
• Serafleur attacked Beast Emperor 666 with her Great Critical Hit, concentrating immense icy power into a destructive blow.

Serafleur fought Beast Emperor 666 and used a Magical Girl Transformation Card to unleash a peak Dragon God-level attack, while Chu Chen contained the destruction with his Petrification Domain. Lizevim fled the Underworld but was intercepted by Vali, who unleashed his new power and attacked him.

• Beast Emperor 666 survived Serafleur's first attack but was left badly wounded and unable to move.
• Serafleur asked Sazex, Azazel, Ajuka, and the Underworld's forces to attack her so she could raise her power and finish Beast Emperor 666 herself.
• Serafleur activated the Magical Girl Transformation Card and reached peak Dragon God level before striking Beast Emperor 666 with Magical Girl: Great Critical Strike.
• Chu Chen used Petrification Domain to contain the resulting explosion, and Lizevim sensed that Beast Emperor 666 had been killed and fled.
• Vali caught up with Lizevim, transformed into his Demon King Form, and attacked him with a powerful torrent of magic.
• Ajuka praised Vali's strength, and Sazex suggested that Vali might one day take the position of Lucifer.

Vali overcame Lizevim’s Sacred Gear nullification with Albion’s poison gas and killed him, while Sazex, Ajuka, Chu Chen, and Azazel watched. Serafleur then celebrated defeating Beast Emperor 666 and asked the Administrator how her world’s strongest fighters compared to Little Garden’s rankings.

• Vali deflected Lizevim’s attacks with Reflect, then used Albion’s poison gas to reduce Lizevim’s body and soul despite his Sacred Gear nullification.
• Chu Chen, Sazex, and Ajuka watched the fight and joked that they were holding the line for Vali.
• Azazel explained how Lizevim had encouraged Vali’s father to abuse Vali and later killed his own son, angering Sazex.
• Vali struck down Lizevim after rejecting his plea that Vali spare his grandfather.
• Serafleur obtained a Magical Girl Card after defeating Beast Emperor 666 and discussed Little Garden’s power rankings with the Administrator and others.

Serafleur Leviathan used the Magical Girl Card and gained the immense magic of Demon God Kagami, then tested her new power against Chu Chen. Her world-containing attacks were effortlessly erased by Chu Chen’s Authority: Three Thousand Great Thousand Worlds, whose true ability he explained as capturing and recreating every possibility.

• The Administrator explained Little Garden’s power rankings, then encouraged Serafleur Leviathan to use her Magical Girl Card.
• Serafleur Leviathan drew the power of Demon God Kagami and struggled to absorb its vast magical knowledge without the system’s help.
• The Administrator described Kagami as a creator god who made the Demon Realm, prompting Chu Chen to consider pursuing her world-creating power for himself.
• Serafleur Leviathan unleashed spells containing small worlds, and Chu Chen recognized that she had integrated Kagami’s creation-level magic.
• Chu Chen cut through every hailstone and erased its small world with one sword strike, then explained the true function of his Authority: Three Thousand Great Thousand Worlds.
• Illyasviel von Einzbern and Miyu compared Chu Chen’s Authority to the Second Magic: Parallel World Interference.

Chu Chen tested his ability to conceal his presence while sparring with Serafleur, then traveled to Orario with Nanoha and the others to visit the Hestia Familia. The group arrived at the Familia’s gates, where Alicia rushed over to greet Fate.

• Chu Chen used a powerful punch to defeat Serafleur after refusing to use his Authorities, and she complained about how badly he had beaten her.
• Serafleur asked about Chu Chen’s concealment test, then joked that she would claim his savings, auction points, and weapons if she became his wife.
• Chu Chen traveled to Orario with Nanoha, Fate, Hayate, and the Wind Cavalry to see the Hestia Familia’s expanded territory.
• Hayate left with Signum and the others to visit the Loki Familia and reconnect with her friends.
• Alicia called out to Fate and leaped over to hug her.

Chu Chen visited Hestia’s Familia headquarters, where Alicia and the children welcomed him and Hestia recounted how she had acquired the property. Loki arrived and traded familiar insults with Hestia, leaving the two goddesses bickering over their figures and Chu Chen’s approval.

• Alicia clung to Chu Chen while pretending she had mistaken him for Fate, then proudly showed off how much she had grown.
• A crowd of children surrounded Chu Chen, and Alicia teased Hestia about the children mistaking her for a member of Loki’s Familia.
• Hestia explained that Alicia had defeated Apollo’s Familia in a War Game and taken Apollo’s property to buy the headquarters, with Loki helping her afterward.
• Loki arrived at the Hestia Familia headquarters, complained that Hestia had not told her Chu Chen was visiting, and mocked Hestia’s home.
• Hestia retorted that Chu Chen liked her place, leaving Loki momentarily stunned.

Chu Chen examined Ais's damaged sword and promised to help her, while Haibara Ai completed a dangerous mission and used her reward to summon a Heroic Spirit. The summoning produced a small, white-haired Vengeful Spirit who looked at Ai.

• Loki teased Hestia about seducing Chu Chen and tried to introduce him to other goddesses, until Hayate and Ais knocked her down.
• Chu Chen inspected Ais's sword, explained why Hephaestus could not safely repair it without Divine Power, and told Ais to bring such problems to him.
• Haibara Ai completed a mission and received a Heroic Spirit summoning opportunity, prompting Chu Chen to inspect her list of dangerous challenges.
• Ai worried that she might summon a troublesome Heroic Spirit, while Chu Chen joked that he would attack any male summon who got close to her.
• Loki proposed finding a medicine that could let two women have a child, but Ais, Alicia, and Hestia restrained and kicked her.
• Ai pressed the summon button, and a small, white-haired Vengeful Spirit appeared and fixed her eyes on Ai.

Ai summoned Jack the Ripper, who immediately treated her as her mother, and the two joined Chu Chen and the others at Beika City Hall for the unveiling of a virtual game set in nineteenth-century London. Chu Chen and Ai obtained game badges for themselves and the Junior Detective League as the crowd gathered for the event.

• Little Jack introduced herself to Ai as Jack the Ripper and called her Mama, and Ai accepted her as a daughter.
• Ai shared a photo of herself as Miyano Shiho with Little Jack, prompting the group to argue about whether Jack was her child or adopted.
• Ai brought Little Jack, Professor Agasa, Conan, and the others to Beika City Hall to attend the unveiling of a virtual game featuring Jack the Ripper.
• Chu Chen joined Ai and teased her about Little Jack calling her Mama, while Ai explained that she had invited him because she wanted to play the London scenario with him.
• Chu Chen gave badges to Ai, Little Jack, and the Junior Detective League, and Mouri Kogoro remarked on the privileged guests and Chu Chen's many badges.

Ai and Little Jack frightened four young masters after they mocked the Junior Detective League, then Ai joined Conan and the others in a game investigation after a murder clue pointed to Jack the Ripper. The group entered the game before Kudo Yusaku could stop it, unaware that Noah's Ark had already hacked the system.

• Ai conjured illusions of the young masters' desires, refused to give them to the boys, and mocked their arrogance.
• Little Jack released killing intent, making Morohoshi Hideki and the other three young masters flee in terror.
• Conan told Ai that the victim had left the initials RTJ, which pointed to Jack the Ripper and a clue hidden in the game.
• Ai, Chu Chen, Conan, Mouri Ran, and the others entered the game to investigate the murder.
• Kudo Yusaku learned that Jack the Ripper held a clue and went to Sindora's control room to stop the game, but Noah's Ark had already hacked it.

Noah's Ark trapped the children in a death game, but Chu Chen and Ai found their powers still worked and stayed calm. After a Jack the Ripper attacked in virtual London, Chu Chen began analyzing and altering the world, preparing to introduce a new adventure once Conan caught the killer.

• Noah's Ark announced that its goal was to make the country start over and revealed five game stages, including a London scenario featuring Jack the Ripper.
• Chu Chen and Ai confirmed that their powers were unaffected, while Loki and the others discussed how easily they could escape the virtual world.
• Conan, Ran, Ai, Little Jack, and Chu Chen encountered a woman being murdered by a black-cloaked figure, whom Conan identified as Jack the Ripper.
• Conan tried to stop the fleeing killer with his special shoes, but the attack failed; Ai confirmed that her abilities and Little Jack's skills still worked.
• Chu Chen analyzed the virtual world's data and began using the Power of Creation to build a Digimon-inspired world while planning to seize the game's authority.

Kurumi discovered Yoshino had been swallowed by Chu Chen’s Yokai Computer, and the Spirits were pulled into it when they tried to investigate. Alone in the digital world, Yoshino met Moonlight Beast and became its partner.

• Conan realized Inspector Lestrade’s presence meant Sherlock Holmes was in the virtual Baker Street, where he found Holmes and Watson depicted as Kudo Yusaku and Professor Agasa.
• Kurumi ran from Yoshino’s room and told Kotori that Yoshino had been swallowed by the Yokai Computer.
• Kotori and the Spirits entered Yoshino’s room, but a pillar of light and powerful suction pulled them all into the computer.
• Yoshino woke in an unfamiliar place and, encouraged by Yoshinon, resolved to protect herself and search for a way forward.
• Yoshino met Moonlight Beast, which recognized her, joined with her, and declared that they were partners after a Digivice appeared in her hand.

Yoshino and the other Spirits began exploring the Digital World with their Digimon partners while Chu Chen watched from the game world. Little Jack revealed that she was a vengeful spirit formed from the resentment of unborn infants, then killed the game’s Jack the Ripper, but the game did not end.

• Yoshino befriended Moonlight Beast, learned they were in the Digital World, and set out to explore with it.
• Ai asked Chu Chen to show her and Little Jack the Digimon, while Conan led the group to confront Jack the Ripper and protect Irene Adler.
• Little Jack blocked Jack the Ripper, and Conan identified him as Hanny Charles’s abandoned child, who had killed his mother and continued killing to preserve his criminal bloodline.
• Little Jack’s resentment surged, and Chu Chen explained that she was a vengeful spirit formed from the resentment of infants discarded in nineteenth-century London.
• Little Jack condemned Jack the Ripper for having had a mother and killed him, leaving Conan full of questions as Ai realized the game was still going.

Ai and Little Jack faced a recreated, maddened version of Jack the Ripper after Chu Chen sealed Ai’s powers and set a challenge for them. Little Jack fought to protect Ai, while Ai supplied her with magical power, and their battle continued.

• Chu Chen created a foggy danger around Ai, Little Jack, Conan, and Ran, while a check-in challenge required Ai to defeat the Night Fog Murderer using only Little Jack.
• Little Jack sensed an attack and warned Ai, who dodged with the others as a dagger cut a lock of her hair.
• A bloodstained girl who looked exactly like Little Jack appeared and tried to stab Ai, but Little Jack intercepted the attack.
• Chu Chen revealed that the attacker was a recreated version of Little Jack from the time before her death, consumed by rejection and madness.
• The recreated Jack the Ripper attacked again, and Ai used her Master’s power to send magical energy to Little Jack, who charged into battle to protect her.

Shiho comforted Jack the Ripper by accepting her as her daughter and giving her the motherly love she had longed for. Jack the Ripper’s resentment dissolved, her memories returned to Little Jack, and Shiho’s bond with Little Jack reached its maximum.

• Little Jack trapped Jack the Ripper in Dark Metropolis, causing Jack to panic as she feared losing her mother again.
• Little Jack recognized Jack the Ripper as her own past, and Jack pleaded for her mother to save her.
• Shiho embraced Jack, acknowledged her as her daughter, and promised to accept her wishes.
• Jack discovered the warmth of a mother’s love, cried with happiness, and began dissolving as her lingering obsession was resolved.
• Jack’s record and memories returned to Little Jack, raising her bond with Shiho to its maximum.
• Little Jack reassured Shiho that she had not disappeared, and Shiho embraced her.

Haibara Ai bonded with Little Jack and received a Berserker Saint Graph, while Chu Chen offered to customize Digimon for them and was rejected as a father. Meanwhile, Tokisaki Kurumi explored the Digital World, discovered that Digimon could devolve, and learned that Chu Chen had created the world.

• Conan decided not to interfere with the supernatural events surrounding Shiho and Little Jack, while Nanoha and Ai discussed their different experiences of motherhood.
• Haibara Ai completed her event check-in, gained the Berserker · Jack the Ripper Saint Graph, and reached maximum Bond with Assassin · Jack the Ripper.
• The system assured Ai that the Saint Graph fusion would not change Little Jack's personality, and Chu Chen offered to customize Digimon for Ai and Little Jack.
• Little Jack rejected Chu Chen as her father and declared that she and Ai only wanted Mom.
• Tendou Kisara rested after Chu Chen defeated her in a training match, while Chu Chen explained that he had modified Holy Annihilation and placed Noah's Ark in charge of the Digital World.
• Tokisaki Kurumi shared pictures of cat-type Digimon, learned they could devolve, and heard Chu Chen confirm that he had created the world.

Chu Chen showed Ai and the others the Digital World, explaining its Digimon evolution system while Little Jack befriended an Impmon. Elsewhere, Yoshino and Itsuka Kotori’s Champion-level Digimon fought ChaosDramon, whose dark power engulfed the island as Chu Chen watched with interest.

• Ai admired the Digital World, while Tendou Kisara looked forward to sparring with its sword-wielding Digimon.
• Chu Chen explained how Tamers could fuse with Digimon and how evolution followed multiple possible routes; Ai used her device to identify Impmon.
• Little Jack introduced Impmon as her new friend, and Chu Chen explained that vacant positions among powerful Digimon groups would go to the strongest eligible Digimon.
• Rexmon and Leomon struggled against the Complete-level ChaosDramon, so Itsuka Kotori and Yoshino prepared to join the fight with their own powers.
• ChaosDramon unleashed Agony, spreading dark power across the island; Little Jack and Impmon enjoyed absorbing it, while Ai grew uncomfortable and Chu Chen remained intrigued.

Chu Chen’s group defeated ChaosDramon in the Digital World, and he apologized to Yoshino for bringing her there without warning while secretly granting her Diana Beast’s authority. Later, the System Network discussed a dangerous bug in the world, before Nangong Natsuki stunned everyone by claiming Yukina was carrying Chu Chen’s child.

• Kotori, Yoshino, Leomon, and Rexmon fought ChaosDramon until Demon Beast ambushed it and shattered its DigiCore.
• After ChaosDramon vanished, Leomon and Rexmon reverted to Coronamon and Lunamon, and Kotori scolded Chu Chen for bringing them without warning.
• Chu Chen apologized to Yoshino, who said she was glad to have met Lunamon, and secretly placed Diana Beast’s authority inside her.
• Chu Chen told the System Network that Noah’s Ark had taken over the Digital World and that its unstable balance had caused a bug producing dark Digimon who sought to rule the world.
• Tokisaki Kurumi asked Chu Chen about the rebellious Digimon, and he said he would leave the bug in place as an adventure and training opportunity.
• Nangong Natsuki asked Chu Chen how he would react if she said Yukina was carrying his child.