Chapter Summaries

Shirou Amamiya returned to Fuyuki City in the body of his seven-year-old self after a long life in the Fae Kingdom. He confirmed that his memories were real, escaped the welfare institute, and found himself alienated by the city around him.

• Shirou woke in Prydwen, realized he had returned to the welfare institute in Fuyuki City, and found himself in a child's body.
• Shirou projected Grim's magic sword Cruadin, confirming that his life in the Fae Kingdom had not been a dream.
• Shirou slipped past a caregiver and escaped the welfare institute using the stealth skills he had developed in Britain.
• Shirou looked up at Fuyuki's blue sky and walked through its orderly streets, feeling alienated rather than glad to be home.

Shirou Amamiya stopped children from bullying Shinji Matou after learning they had called him a vampire, then questioned Shinji about his family and the world around them. The chapter left Shirou and Shinji together in the park as Shinji admitted he knew little about himself or his surroundings.

• Shirou worried that peaceful Fuyuki City left no use for his combat skills and considered applying for a job at a Chinese restaurant.
• Shirou saw children throwing stones at Shinji Matou and caught a stone aimed at him.
• Shirou threw a stone past the lead bully with overwhelming force and scared the children into fleeing.
• Shirou checked on Shinji, learned his name, and questioned whether he was a vampire.
• Shirou asked Shinji about vampires, fairies, and nearby public restrooms, but Shinji said he did not know.

Shirou Amamiya defended Shinji Matou from bullies and asked to stay at his home, where he encountered Shinji’s grandfather, Zouken Matou. After Shinji secured permission for Shirou to stay, Zouken questioned whether the boy intended to harm civilians.

• Shirou asked Shinji why he endured bullying, then urged him to fight back instead of yielding to his tormentors.
• Shirou asked Shinji if he could stay at his house, and Shinji led him to the Matou mansion.
• Zouken appeared in the dark living room and challenged Shirou for entering the house, but Shirou calmly explained that Shinji had invited him.
• Shinji returned and said his father had agreed to let Shirou stay, while explaining that the servants had left after Zouken angered them.
• Zouken asked Shirou his name, dismissed him as an ordinary boy, and questioned whether he intended to harm innocent civilians.

Shirou Amamiya settled into the Matou residence and grew closer to Shinji Matou while reflecting on Zouken Matou’s decay and his own uncertain future. A week later, Sakura Tohsaka was adopted into the Matou family, leaving Shirou to witness her quiet separation from her father.

• Zouken Matou apologized to Shirou and welcomed him to stay, while Shirou used his Boundless Mage's Eye to perceive the corruption and obsession within the old man.
• Shinji Matou offered Shirou a GameBoy, and Shirou spent the following week playing games at the Matou residence.
• Shinji told Shirou that he was getting a little sister, and Shirou watched Tokiomi Tohsaka formally hand Sakura Tohsaka over to the Matou family.
• Sakura greeted Shinji and Shirou as her brothers, while Tokiomi instructed her to obey Zouken and maintain the Tohsaka family’s standards of elegance.

Shirou challenged Tokiomi Tohsaka for sending Sakura to the Matou Family, then took her and Shinji out for lunch. After Shinji lost the money for their meal, Shirou chose the Chinese restaurant Sakura had been watching, where she briefly laughed with them before hiding her discomfort with the spicy food.

• Shirou told Tokiomi Tohsaka that he should protect Sakura because she did not want to leave, but Sakura denied it when asked.
• Shirou warned Shinji that Sakura was dangerous, though Shinji dismissed him and teased him for being jealous.
• Tsuruno Matou gave Shinji money to take Sakura out, but Shinji lost it on the way to a restaurant.
• Shirou lent Shinji money, then led the children to Red Banquet Pavilion Taishan after Sakura stared at it.
• Shinji collapsed after trying the spicy mapo tofu, while Sakura laughed and then insisted she could handle her own spicy meal.

Sakura Matou recalled being sent away from the Tohsaka Family and how Shirou had recognized that she did not want to leave, awakening her love for him. Now living with the Matou Family, she set out to find Shirou before beginning her magecraft training, but an old figure stopped her.

• Sakura apologized to Shirou for lying about wanting to leave the Tohsaka Family, and he reassured her that he was joking about having grown used to betrayal.
• Sakura remembered Shirou confronting Tokiomi Tohsaka and recognizing her hidden reluctance to leave her family.
• Shirou's gentle smile made Sakura realize she had fallen in love with him at first sight, and she decided to call him Brother Shirou.
• Tsuruno Matou summoned Sakura to begin magecraft training that night, and Sakura resolved to work hard so she could become someone Shirou would notice.
• Sakura turned toward the Guest Room to wish Shirou good night, but a hunched figure emerged from the darkness and asked where she was going.

Shirou repaired Shinji’s Walkman, then discovered Zouken forcing Sakura into the Matou family’s insect-based ritual and intervened with blazing blades. The chapter leaves Zouken shocked as Shirou stands between him and Sakura, wielding the Blades of Chaos.

• Shirou examined and repaired Shinji’s broken Walkman using his deconstruction ability.
• Shinji said he wanted to become a brother Sakura could respect, while Shirou warned that broken people were harder to fix than machines.
• Zouken brought Sakura to his basement workshop and explained that he intended to modify her with Incubus Worms.
• Sakura begged Zouken not to proceed, but he dragged her toward the worm pit.
• Shirou appeared with the Blades of Chaos and interrupted Zouken’s attempt to throw Sakura into the pit.
• Zouken regained his sight and realized Shirou had infiltrated the protected workshop unnoticed.

Shirou Amamiya reclaimed the Blades of Chaos and used them to save Sakura Matou and destroy Zouken Matou’s Incubus Worms. He carried Sakura out of the workshop, leaving Zouken buried beneath a passage collapsed by explosives Shirou had prepared.

• Shirou remembered how Morgan had told him the Blades of Chaos could not unleash their true power in the faerie world, but he had chosen them anyway.
• Sakura Matou slipped into the pit of Incubus Worms, and Shirou used a chained blade to pull her to safety.
• Shirou set the Blades of Chaos alight and burned Zouken Matou’s Incubus Worms to ash.
• Shirou carried Sakura out of the workshop as Zouken transformed into worms and pursued them, threatening to use worms to control Shirou and violate Sakura.
• Shirou’s homemade explosives collapsed the passage, burying Zouken beneath the rubble.

Shirou Amamiya defeated Zouken Matou by controlling his swarm of worms, then transferred Zouken’s mind into a toy duck as a magical information terminal. He left Zouken imprisoned and usable only when Shirou supplied magical energy.

• Shirou used explosives planted earlier to collapse the underground workshop and ambushed Zouken Matou from behind.
• When Zouken transformed into a swarm of Blade-Winged Worms, Shirou found the Brain Worm and seized control of the swarm.
• Shirou ordered every worm except Zouken to commit suicide, ending the battle while keeping Zouken alive.
• Shirou explained that Zouken survived by transferring himself between worms and said he would question him for information about the supernatural world.
• Shirou transferred Zouken’s mind into Shinji Matou’s Little Yellow Duck, leaving him imprisoned as the Magic Terminal Makiri.

After destroying Zouken Matou, Shirou learned the truth behind the Fuyuki Holy Grail War while settling into life with Sakura and Shinji. Kariya Matou returned to the family home, where Shirou calmed him and explained that Sakura was safe and Zouken was gone.

• Shirou enrolled in school with Sakura and Shinji and used the Magic Terminal Makiri to learn about the Holy Grail War and its connection to the Root.
• Tsuruno Matou asked whether Shirou or anyone else in the Matou Family would enter the upcoming Fourth Holy Grail War, and Shirou said no one would participate.
• Shinji and Sakura called Shirou to play, but Kariya Matou stormed into the residence demanding to see Zouken.
• Kariya rushed to Sakura and gripped her arm, causing her pain, so Shirou used magecraft to calm him.
• Shirou told Kariya that Sakura was unharmed and Zouken Matou had been exorcised.

Shirou revealed Zouken Matou had become a toy-like Magic Terminal and ordered Kariya to stay with the Matou family and train so he could protect Sakura. Three months later, Shirou realized he felt lonely because the Matou residence did not feel like his own home, and the chapter ended with someone fearing he would leave.

• Kariya learned that Zouken Matou's body and soul were gone, leaving his personality inside a Little Yellow Duck called Magic Terminal Makiri.
• Makiri explained that he had adopted Sakura for the Holy Grail War, then declared Shirou a greater prodigy and speculated about Shirou and Sakura's future children.
• Shirou stopped Makiri from making plans for him and told Kariya to stay at the Matou residence to study with Sakura and Shinji.
• Over the next three months, Kariya began studying magecraft while Shirou adapted to city life and searched for the cause of his growing loneliness.
• Shirou realized the Matou residence was not his own place to belong, and someone exclaimed that Brother Shirou was going to leave them.

After leaving the Matou household, Shirou met a homeless man named Sato and persuaded him to return to his family. Learning that Sato owed money to the Fujimura Group, Shirou tracked down its base and faced a threatening guard.

• Sakura cried when Shirou said he wanted to move out, while Shinji protested that Shirou was breaking their supposed promise; Tsuruno Matou agreed to let Shirou leave once he found a place to live.
• Shirou wandered through Fuyuki City, got lost, and accepted a cold hamburger from a homeless man who introduced himself as Sato.
• Sato told Shirou that he had been a worker who lost his job, fell into debt, and had spent five years avoiding his family; Shirou urged him to clean up and go home to ask for forgiveness.
• Sato revealed that his creditor was the Fujimura Group, and Shirou used money to get directions to its base.
• Shirou arrived at the Fujimura Group's shabby office, where a suited guard threatened him and told him to leave.

Shirou entered the Fujimura Group’s office to ask Fujimura Raika to cancel Satō Kunihiro’s debt, but his effort to prove his sincerity left Raika demanding evidence that Satō had changed. The chapter ended with Shirou insisting that he could judge people, while Raika remained unconvinced.

• Shirou used suggestion to enter the Fujimura Group’s office and fought off six of its members with a traced wooden sword.
• Shirou asked Fujimura Raika about Satō Kunihiro’s debt and explained that Satō had once bought him a meal.
• Raika demanded Shirou’s little finger as punishment for beating his men, then said another finger would be needed to cancel Satō’s debt.
• Shirou tried to cut off his little finger, but Raika stopped the blade with his bare hand and threw it away.
• Raika asked Shirou for proof that Satō had repented, and Shirou replied that he was good at judging people.

Shirou Amamiya agreed to fight Taiga Fujimura to have his debt interest waived, but he defeated her effortlessly despite her unfair tactics. Taiga broke down crying, while Fujimura Raika fled and told Shirou to take responsibility for making her cry.

• Fujimura Raika offered to waive the interest on Shirou Amamiya's debt if he defeated the strongest person in the Fujimura Group, and Shirou challenged Taiga Fujimura.
• Taiga took Shirou's wooden sword and faced him in the dojo with her Tiger Bamboo Sword as Fujimura Raika and the Yakuza Clones watched.
• Taiga secretly gave Shirou a damaged bamboo sword and launched a surprise attack before the referee could start the match.
• Shirou casually disarmed Taiga and remained standing, leaving her and the onlookers stunned.
• Taiga realized how outmatched she was, returned to the dojo floor, and cried after admitting defeat.
• Fujimura Raika retreated with the Yakuza Clones and told Shirou that he had to take responsibility for making Taiga cry.

Shirou accepted Fujimura Raika’s offer to clean and eventually live in an abandoned estate, while Taiga, Sakura, and Shinji joined the work. After the group began clearing the grounds and the Fujimura Group sent workers to repair the buildings, Shirou found a twin-tailed girl spying outside the estate.

• Fujimura Raika showed Shirou plans for an abandoned estate and hired him to clean it, suggesting he could move in afterward.
• Taiga Fujimura insisted she would live at the estate as Shirou’s guardian and went with him to begin clearing the grounds.
• Shinji Matou and Sakura Matou joined Shirou and Taiga, and Shirou secretly used magecraft to help remove dust and odors.
• Fujimura Raika arrived with Yakuza Clones, who began repairing the estate’s damaged buildings.
• Shirou went outside to discard garbage and confronted a twin-tailed girl who had been peeking into the estate.

Shirou met Rin Tohsaka when she secretly visited Sakura, then later used an online chatroom where he deduced that his friend Yao Bikuni was confined to a facility. Yao Bikuni was revealed to be Kiyoko Sesshoin, a fourteen-year-old girl who had spent her life hospitalized with an incurable illness.

• Shirou recognized Rin Tohsaka as Sakura's sister, invited her inside, and heard her say that Sakura was a good child.
• Rin left after asking Shirou not to tell anyone she had visited, then returned days later in disguise while Shirou ignored her.
• Shirou logged into a chatroom as Nameless and spoke with his online friend Yao Bikuni, refusing to share personal information.
• Shirou deduced that Yao Bikuni was likely a long-term patient because she was almost always online and followed a strict bedtime.
• Kiyoko Sesshoin was astonished by Shirou's concern and reflected on the religious family she belonged to and her incurable illness.

Kiyoko Sesshoin, who had believed no one would ever care enough to save her, was deeply moved when Shirou offered to help after deducing she was an isolated patient. She told him she had recovered and asked to meet him in person, leaving their online friendship poised to become an offline one.

• Kiyoko Sesshoin recalled her isolation and how the internet had strengthened her belief that people did not truly help one another.
• Shirou deduced that Yao Bikuni was a sheltered patient receiving long-term care and offered to visit and help her.
• Kiyoko Sesshoin was moved by Shirou’s concern and told him she had recovered from her incurable illness through knowledge she had gained online.
• Kiyoko Sesshoin said she planned to start her second year of middle school and asked Shirou to recommend a school.
• Kiyoko Sesshoin asked whether Shirou’s offer to meet still stood and said she wanted to thank him face-to-face.

After finishing the mansion-cleaning job, Shirou moved into the renovated Amamiya Residence and celebrated with the Matou siblings and the Fujimura Group. The gathering showed Shirou’s strength and brought the group closer together, before the Matou siblings discovered a cat in the courtyard.

• Shirou moved from the Matou home into the renovated Amamiya Residence in Miyama Town.
• At the housewarming party, Sakura Matou asked how Shirou had become close to Taiga Fujimura, and Fujimura Raika recounted Shirou’s defeat of the yakuza.
• Shinji Matou admired Shirou’s swordsmanship and reflected on his own wish to become someone worthy of respect.
• Shirou defeated Fujimura Raika in a dojo match while holding back, and Taiga Fujimura recognized his restraint.
• Shirou and Taiga found Sakura and Shinji observing a calico cat basking in the courtyard.

Shirou invited the Matou siblings and Taiga to dinner and revealed that he planned to cook, recalling how cooking had become important to him during his time in Britain. He went shopping with Sakura and Shinji, but Shinji disappeared into a toy store, leaving Shirou and Sakura together as they finished shopping.

• Shirou invited Shinji, Sakura, and Taiga to stay for dinner and said he would cook.
• Shirou remembered learning to cook in Britain, where Morgan appointed him chief instructor of the Kitchen Squad after enjoying his tonkatsu.
• Shirou went to the shopping district with Sakura and Shinji to buy ingredients and kitchen supplies.
• Shinji wandered off toward a toy store, and Sakura insisted that Shirou shop with her instead.
• Two hours later, Shirou and Sakura left the last shop carrying many shopping bags.

Shirou took Sakura Matou and Shinji Matou shopping, reassured Sakura that he would not abandon her, and later cooked a lavish dinner for the household in his new home. The meal ended happily, with Taiga Fujimura insisting that the adults handle the cleanup.

• Shirou and Sakura Matou ran into Ayako Miyadera while shopping, and Shirou explained that Sakura was like a little sister to him.
• Shirou reassured Sakura that he would always stay by her side, and the two realized they had left Shinji Matou behind and found him crying at the police booth.
• Shirou prepared dinner in his new kitchen, using fish delivered by the Fujimura Group as the meal's centerpiece.
• Taiga Fujimura and the Matou siblings praised Shirou's cooking and finished every dish.
• Taiga Fujimura stopped Shirou from washing up and said the adults would handle the cleanup.