Chapter Summaries

Li Yu checked on the four girls from A Certain Magical Index after they settled into life in his world, then told them their home world might soon face a world-ending battle. Frenda panicked over her younger sister and begged to return.

• Li Yu restored the Flugel girls and told Jibril to master the Reserve Mana Source spell instead of relying on him.
• Li Yu shared a view of the Milky Way from Abant in the group chat, and a construction crew arrived the next day to renovate the island.
• Frenda Seivelun and the others learned about this world's talents and decided they would rather stay and grow stronger than return home.
• Li Yu found Mugino Shizuri, Frenda Seivelun, Kinuhata Saiai, and Takitsubo Rikou at a café, suggested they earn money as Gourmet Hunters, and refused to send them back yet.
• Li Yu warned the four that their world might face a world-ending battle, prompting Frenda to grab him and plead to return because her younger sister was there.

Li Yu reassured Mugino Shizuri, Frenda Seivelun, and the others that their families would be safe despite the coming world-ending battle, then returned to oversee Abant’s renovation. As Abant became a self-sufficient base, Einzig and the Ex-Machina began planning a powerful computer and a transformation that would make Abant even stronger.

• Li Yu told Mugino Shizuri, Frenda Seivelun, and the others that their loved ones would be fine, then left without explaining the coming battle.
• Li Yu and the Flugel helped renovate Abant, and Asuna and the returning students joined in until it became a self-sufficient combat town.
• Asagi Aiba asked Li Yu for a powerful computer, so he contacted Einzig and the Ex-Machina to build one.
• Einzig and Asagi Aiba planned a computer with powerful processing and cross-world network capabilities, and Li Yu led them to a large space beneath the Flugel library.
• Einzig proposed modifying Abant with machine-lifeform technology, and Li Yu agreed after Abant indicated that it was willing to cooperate.

The Ex-Machina transformed Abant into a heavily armed war machine with a supercomputer, while Pandora prepared Li Yu’s next-world identity as a creator who would attract both Nous and Lan. Li Yu agreed to travel with the Ex-Machina and Flügel, and began gathering everyone to plan their departure and possible Paths.

• The Ex-Machina expanded Abant’s interior, built a supercomputer from replica Melvazoia cores, and turned the base into a concealed war machine.
• Pandora told Li Yu to take Abant, the Ex-Machina, and the Flügel to a world beyond the Paths, where he would pose as their creator and a stranded descendant of Cangcheng.
• Pandora explained that Li Yu’s fabricated history would draw Nous’s attention and help him follow the Path of the Hunt through Lan, while Li Yu welcomed the chance to follow both Hunt and Intellitron.
• Einzig agreed to accompany Li Yu and ordered the Ex-Machina to make Li Yu their creator and record Pandora’s explanation in their underlying code.
• Li Yu asked Asagi Aiba to gather their classmates, then told Azriel and Jibril that they might be able to follow a Path, probably the Hunt.

Li Yu and Pandora arranged teams to explore Genshin Impact and Zenless Zone Zero, while Li Yu led the Flugel and Ex-Machina toward Honkai: Star Rail. Pandora assigned Gaia and Alaya to accompany the two teams and ordered them to build influence before she planned to send them together to the Honkai world.

• Li Yu explained the available worlds, and the class split into teams for Genshin Impact and Zenless Zone Zero while he chose to lead the Flugel and Ex-Machina to Honkai: Star Rail.
• The students made preparations and said goodbye to their families before returning to Abant and traveling with Li Yu toward the Type-Moon passage.
• Pandora met them with Gaia and Alaya, then told the teams to solve local problems and grow their influence so she could gain authority over those worlds.
• Asagi Aiba proposed taking over the worlds' networks to promote the group, but Pandora rejected the shortcut and insisted they earn their reputations.
• Pandora announced that Gaia and Alaya would accompany the teams and that she would later send them together to the Honkai world to pursue its power.

Pandora sent Li Yu to the starfield where Cangcheng was believed destroyed, giving him a Cangcheng identity and setting off a chain of revelations across the Universe. Li Yu became an Emanator of both Erudition and the Hunt, while the Xianzhou Alliance prepared to bring Cangcheng’s survivors home.

• Pandora sent Li Yu and Abant to a starfield near the Xianzhou, altering Li Yu and his Flugel and Ex-Machina to bear Xianzhou characteristics.
• Fu Xuan divined that Cangcheng had reappeared and told Jing Yuan, who ordered the Xianzhou to set out and bring its compatriots home.
• Elio and Nous witnessed the altered future, and Nous made Li Yu an Emanator of Erudition and granted the Ex-Machina access to its Path.
• Lan made Li Yu an Emanator of the Hunt, strengthened the Flugel, and caused Li Yu to ascend to the eleventh rank.
• Li Yu received a Light Cone made by the Aeon of Remembrance and prepared for the Xianzhou delegation, while Pandora revealed that she had stocked Abant with Cangcheng-related items.

Li Yu reached the Xianzhou Luofu aboard Abant and claimed to be the sole survivor of Cangcheng, prompting the Xianzhou Alliance to welcome him back and arrange a meeting. As Abant landed, Li Yu prepared to meet Jing Yuan and the other leaders.

• Li Yu answered the Luofu’s emergency channel and told the Xianzhou Alliance that he was Li Yu and that only he remained aboard Cangcheng, alongside two races he had created to fight the Denizens of Abundance.
• The marshal welcomed Li Yu back, asked Jing Yuan to look after him, and left questions about Cangcheng’s future for later discussion.
• Jing Yuan sent Li Yu landing instructions, and Li Yu guided Abant toward the Luofu while replying to Herta that he would contact her after he was done.
• The corporation abandoned its plans after learning Li Yu was connected to the Xianzhou, while Abant entered the Luofu and stopped above the Jade Gate.
• Li Yu told Jibril and Einzig to accompany him and ordered Azriel and the others to remain aboard Abant, then opened a Spatial Passage before Jing Yuan.

Li Yu arrived at the Xianzhou Luofu with Jibril and Einzig, and Jing Yuan questioned him about his age and Cangcheng’s disappearance. After Li Yu described Cangcheng’s destruction and offered its core, Jing Yuan invited him to stay and become general, but Li Yu declined and pointed toward Fu Xuan instead.

• Jing Yuan and the Luofu officials were astonished when Li Yu revealed he was nineteen and an Emanator of both the Hunt and the Erudition.
• Jing Yuan escorted Li Yu, Jibril, and Einzig to the Seat of Divine Foresight while Cloud Knights guarded Abant.
• Li Yu told Jing Yuan that World-Devouring Luo had destroyed Cangcheng and that fewer than a hundred people remained before they found a way to leave.
• Li Yu offered Cangcheng’s core to the Luofu, but rejected rebuilding Cangcheng because its people were gone and the task would consume too many resources.
• Jing Yuan invited Li Yu to settle on the Luofu and become its general, but Li Yu said he wanted to travel and suggested Fu Xuan for the position.

Li Yu agreed to stay on the Luofu while Xianzhou researchers copied the data from Cangcheng's core aboard Abant. As the researchers worked, Li Yu showed Jing Yuan and Fu Xuan around his ship and invited them to share a meal.

• Fu Xuan urged Jing Yuan to pass the General's position to her, but Jing Yuan dodged her request and invited Li Yu to enjoy the Luofu.
• Li Yu agreed to stay on the Luofu, and Jing Yuan asked Fu Xuan to arrange a residence for him.
• Li Yu offered the Xianzhou access to Cangcheng's core, and Jing Yuan brought researchers aboard Abant to copy its stored information.
• Jing Yuan saw Cangcheng's core and heard Li Yu explain that he had used the rest of the ship's remains to forge Abant.
• Li Yu toured Abant with Jing Yuan and Fu Xuan while the researchers worked, then invited them to share a meal.

Li Yu hosted Jing Yuan and Fu Xuan for a meal, learned that the Astral Express crew had reached Amphoreus, and accepted the Xianzhou’s support. After reviewing his records, the Xianzhou Alliance’s Marshal appointed him a Marshal second only to her, and the generals unanimously agreed.

• Li Yu cooked for Jing Yuan and Fu Xuan, shared Rainbow Fruit juice with them, and asked Jing Yuan about the fallen Aeon of Trailblaze and Herta’s invitation.
• Li Yu realized the Astral Express crew had reached Amphoreus and thought he might join the events there when they sought help from the Xianzhou.
• Jing Yuan and Fu Xuan promised Li Yu the Xianzhou Alliance’s support, then took him to his prepared home after dinner.
• Jing Yuan received the results of the overnight analysis of Li Yu’s data and briefed the Marshal and the other generals.
• The Marshal appointed Li Yu a Marshal of the Xianzhou Alliance, second only to her, and Jing Yuan, Feixiao, Boss Yao, and the other generals unanimously approved.

Li Yu accepted Herta’s invitation to travel to Amphoreus and brought Abant to Herta Space Station. After Herta became intrigued by his ship and its crew, she and Screwllum boarded it for the journey.

• Li Yu bought phones for the Flügel and Ex-Machina, then downloaded and studied foundational knowledge and Herta’s research.
• The Xianzhou announced Li Yu’s appointment as Marshal, and Jing Yuan told him he could command its forces when needed.
• Herta invited Li Yu to join her and Screwllum on a trip to Amphoreus, and Li Yu accepted before notifying Jing Yuan.
• Li Yu traveled aboard Abant to Herta Space Station, where Herta asked about his unusual ship and agreed to use it for the trip.
• Herta arrived aboard a small spacecraft with Screwllum, and Li Yu welcomed them onto Abant.

Li Yu demonstrated his magic to Ms. Herta and Screwllum, then taught them its basic principles and meditation. As the ship headed for Amphoreus, he decided to spread magic through the Universe, starting with Xianzhou.

• Ms. Herta and Screwllum questioned Li Yu about his combat skills and the unusual Ex-Machina he had created.
• Li Yu showed them magic, explained how mana and spells worked, and taught them to meditate; Ms. Herta successfully produced mana and began imagining ways to expand her power.
• Screwllum praised Li Yu's magic system, while Ms. Herta wondered whether its potential could lead to an Aeon of Magic and resolved to research it after their trip to Amphoreus.
• Ms. Herta gave Li Yu Amphoreus's coordinates, and he had Abant set off; he then invited Ms. Herta and Screwllum to study his library of spells.
• Li Yu and Pandora agreed that spreading magic would benefit her influence, so Li Yu sent Jing Yuan and Marshal Hua a file about magic as a possible first step toward introducing it to Xianzhou.

Jing Yuan and Marshal Hua tested Li Yu’s cultivation methods, while Li Yu hosted Herta and Screwllum in his library and considered Pandora’s possible plans for him. Herta became fascinated by the magic books and decided she would introduce Li Yu to Ruan Mei and bring him to the Simulated Universe for testing.

• Marshal Hua cultivated magic power and, suspecting it might help suppress Mara-Struck, began testing the methods herself.
• Jing Yuan also meditated with the new cultivation methods rather than risking other people as test subjects.
• Li Yu wondered whether Pandora intended to make his boasts real by guiding him to influence fate, then set the thought aside.
• Herta and Screwllum explored Li Yu’s magical books, and Screwllum experimented on himself alongside the Ex-Machina.
• Li Yu invited Herta and Screwllum to lunch, and Herta asked to copy the magic books; Li Yu gave her permission.
• Herta mentioned introducing Li Yu to Ruan Mei and decided she should take him to the Simulated Universe for testing.

Li Yu, Herta, and Screwllum reached the stranded Astral Express and traveled through his Spatial Passages to Amphoreus. There they met Lygus, whom Li Yu identified as Zandar, the first member of the Genius Society, after Lygus invited him to help destroy Nous.

• Herta enjoyed Li Yu’s cooking and asked him for seeds, while she and Screwllum studied True Magic during the journey.
• Li Yu spotted the Astral Express near Amphoreus and brought Herta and Screwllum aboard through a Spatial Passage.
• Himeko told Herta that the crew had lost contact with Stelle and the others, and Screwllum sensed that Amphoreus was sealed and involved several Paths.
• Li Yu opened a passage into Amphoreus, where Lygus greeted the group and invited Li Yu to help destroy the Aeon of Erudition.
• Li Yu identified Lygus as Zandar, stunning Herta, Screwllum, Himeko, and Welt Yang.

Li Yu persuaded Lygus to let Nous continue exploring new possibilities and to return the Trailblazers to Himeko. After the barrier around Amphoreus fell, Li Yu summoned Lan to destroy the Antimatter Legion, and Herta joined Zandar in discussing how to destroy Nous.

• Li Yu told Lygus that emerging unknowns would force Nous to explore again, then asked it to return the Trailblazers to Himeko.
• Lygus dissolved, removing Amphoreus’s barrier and returning the unconscious Stelle, Dan Heng, and the fallen train car to Himeko.
• The Antimatter Legion, led by Phantyl, arrived outside Amphoreus, and Li Yu summoned Lan by giving it the enemy’s coordinates.
• Lan’s arrow wiped out the Antimatter Legion, while Nanook took Phantyl away and abandoned Amphoreus.
• Li Yu explained his ability to summon Lan, and Herta approached Zandar to discuss destroying Nous.

Li Yu used the Scepter of the Emperor to free Star and Dan Heng, then prepared to bring the planet-sized computer aboard Abant. He began expanding space to make room for it, leaving Herta astonished by his power.

• Himeko called Li Yu over when Star and Dan Heng remained unconscious, and Li Yu and Screwllum determined their consciousnesses were inside the Scepter of the Emperor.
• Herta and Lygus discussed making the Path of the Hunt ascend to challenge Nous, but Li Yu warned that the other Aeons would be drawn into the conflict.
• Li Yu asked Lygus for the Scepter of the Emperor, and Lygus transferred its ownership after learning Li Yu wanted it to upgrade his spaceship's computer.
• Li Yu preserved the Scepter's data and pulled Star and Dan Heng's consciousnesses out, waking them; Star reached for her baseball bat when she saw Lygus, but Uncle Yang stopped her.
• Li Yu left to prepare to store the Scepter, and Herta followed him to Abant's library, where he began expanding space around the Xianzhou core.

Li Yu created a vast space and had Abant swallow the Scepter of the Emperor, rescuing Himeko’s group and bringing them to his location. After Pandora removed something from the Scepter, Li Yu revealed a hidden consciousness, and a changed, pink-haired girl appeared, leaving the Astral Express crew unsure whether she was March 7th.

• Li Yu expanded a sturdy space to roughly the size of the Solar System and explained to Herta how mastering laws could lead to Aeon-level power.
• Herta decided to devote herself to researching magic and invited Li Yu to her space station, but he refused to become her research subject.
• Li Yu ordered Abant to swallow the Scepter of the Emperor, then transferred himself, Herta, and Himeko’s group to the created space.
• Stelle asked about Abant, and Himeko thanked Li Yu on behalf of the Astral Express for his help.
• Pandora’s will appeared, took something from the Scepter, and drew out a fragment of consciousness; Li Yu sensed another consciousness and called it out.
• A pink-haired girl holding an umbrella appeared, startling Himeko, while Mr. Yang doubted that she was really March 7th.

Evernight revealed to the Astral Express crew that she was a hidden second soul within March 7th and asked them to keep her existence secret. After the crew returned, Li Yu shared his plan to search for his missing companions across universes, and Herta agreed to help investigate a signal from his old phone.

• Evernight admitted that she and March 7th shared one body, asked the crew to keep her existence secret, and returned to March 7th.
• Li Yu told Himeko and the others that Evernight was an Emanator, and Star lamented that she seemed to be the only one without hidden power.
• Screwllum invited Lygus to Planet Screwllum to study Zandar's research, and the two departed together.
• Herta chose to stay on Li Yu's Abant and study magic rather than return to the space station.
• Li Yu told Herta that he suspected his missing companions had traveled to another universe and planned to search for them using a signal from his old phone.
• Herta examined Li Yu's phone, recognized its unfamiliar signal frequency, and agreed to use her connections to search the universe for a matching signal.

Li Yu explained the Imaginary Tree and Sea of Quanta to Herta, who became eager to explore the Sea and began studying magic. As Herta rapidly advanced in magic, she wondered what would happen if a Stellaron powered a mage.

• Herta began scanning the Universe for the signal from Li Yu's phone, and Li Yu explained that his companions might be lost in other dimensions and world bubbles.
• Li Yu told Herta about the Sea of Quanta, and Herta asked him to take her there; he warned that her Path and much of her technology would be useless inside it.
• Li Yu contacted Pandora, who said Asuna and the others were helping Liyue fight the gods, then gave Herta potions to increase her magic power.
• Herta meditated with Li Yu's help and quickly reached the level of a third-rank mage, then tested a Piercing Magic Bullet against Abant's wall.
• Herta wondered what would happen if a Stellaron powered a mage, and Li Yu joked that it could create a nuclear-powered mage.

Herta tested whether Stelle’s Stellaron could store mana, and Li Yu confirmed that it could. Stelle and March 7th began learning to cultivate while Herta went to gather Stellarons, and Li Yu received an unexpected message from Hakio.

• Herta summoned Stelle after proposing that Stellarons could solve the mana shortage.
• Stelle and March 7th met Li Yu, and Li Yu tested whether Stelle’s Stellaron could absorb and store mana.
• Herta confirmed the experiment had succeeded and left to collect Stellarons from Asta and Himeko.
• Li Yu gave Stelle and March 7th a meditation technique, and they began cultivating.
• Li Yu received a message from Hakio containing a file and a note that he might need the technology.

Elio sent Li Yu a technique for implanting Stellarons, and Herta used it to implant one in herself and March 7th so they could use Stellarons as magical energy. Li Yu accepted Himeko’s invitation to join the Astral Express and planned to board the train to step onto the Path of Trailblaze.

• Elio sent Li Yu the Stellaron implantation technique, then vanished from his friend list after explaining that the future had become impossible to predict.
• Herta returned with two Stellarons, and Li Yu showed her Elio’s technique after offering to implant one in her.
• Herta examined the technique, implanted a Stellaron into herself, then implanted the other into March 7th.
• Himeko explained that Stellarons could help March 7th and Star learn magic, and urged them to train with Li Yu.
• Star planted a Trailblazing beacon at the library entrance, and Li Yu asked to join the Astral Express as a Nameless.
• Himeko gave Li Yu a golden ticket and explained that Pom-Pom would confirm his identity before he could step onto the Path of Trailblaze.