Chapter Summaries

Fujimaru Ritsuka reasoned that Kurokawa Hideo and the Mountain God were separate beings, and that Hideo had taken Oda Nobunaga's power. As the Mountain God Festival approached, Ritsuka prepared for a difficult battle that night and went with Takasugi Shinsaku to carry the palanquin up the mountain.

• Fujimaru Ritsuka told Leonardo da Vinci and Lawrence that the Mountain God might be a separate being from Kurokawa Hideo, who he suspected had seized Oda Nobunaga's power.
• Fujimaru Ritsuka and Lawrence discussed the coming battle, the growing strength of the Chang Ghosts, and the danger that Yuna and Mama Bear would rush to attack Kurokawa Hideo.
• Fujimaru Ritsuka decided to have Yuna and Bear Weaver clear out Chang Ghosts before Hideo appeared and agreed to put his plan from the previous night into practice.
• Takasugi Shinsaku showed Fujimaru Ritsuka the palanquin that priests would carry up the mountain to bring the Mountain God's sacred body to the festival.
• Fujimaru Ritsuka looked over the village's preparations and left with Takasugi Shinsaku.

As the village prepared for the Mountain God Festival, Fujimaru Ritsuka pondered the Mountain God’s hidden identity while Sakumura and Souji worried that monsters might attack during the crowded gathering. Kanna decided to bring her musket to the festival, as the village’s danger remained unresolved.

• Takasugi Shinsaku led Fujimaru Ritsuka and villagers to the decorated shrine, where they left the palanquin outside the grounds for the priests to carry in.
• Fujimaru Ritsuka examined the faceless Mountain God statue and wondered whether it was behind the Singularity or opposed to its mastermind.
• Sakumura told Souji that fish-tailed monsters might attack during the festival and that the group could be too weak to protect everyone while others guarded the sacred vessels.
• Kanna retrieved the musket and bullets Sakumura had given her and decided to place the weapon where she could use it during the festival.

Kurokawa Hideo attacked the mountain gate, revealing himself as Black River Mountain and fighting Hoshiguma Yuna, Mama Bear, and the others. Souji, Sakumura, Hoshiguma Yuna, and Mama Bear struck him with their Noble Phantasms, but the battle did not seem to be over.

• Kurokawa Hideo appeared at the mountain gate and declared that he would destroy the village because his enemies had gathered there.
• Hoshiguma Yuna and Mama Bear charged Kurokawa Hideo, while Sakumura, the Mibu Police Station members, and Sakamoto Ryoma joined the fight.
• Kurokawa Hideo shrugged off their attacks, blasted everyone back, and claimed that he was Black River Mountain itself.
• Fujimaru Ritsuka told Souji to aim her Noble Phantasm at Kurokawa Hideo's waist, and Souji cut him in two with [Mumyo Three-Stage Thrust].
• Sakumura struck the bisected Kurokawa Hideo with [New Feather Wheel: First of Separate Wing—Crane Stay], while Hoshiguma Yuna and Mama Bear unleashed their Noble Phantasms and crushed him into scraps.
• The fighters saw that Kurokawa Hideo's defeat might not have ended the battle.

After the battle, Sakumura and Souji were left puzzled by a powerful move they had used, while Kurokawa Hideo roared from the mountaintop and the Chang Ghosts returned. On the day of the Mountain God Festival, the villagers began the procession up the mountain, where a mysteriously restored road filled them with dread.

• Sakumura and Souji wondered what had happened during their sudden, powerful move, while Ryoma and Hijikata asked Sakumura about it.
• Kurokawa Hideo roared from the mountaintop, and Hoshiguma Yuna said he had become a Chang Ghost before the monsters appeared again.
• Kanna put Sakumura, Souji, and Fujimaru Ritsuka to rest after the previous night's battle, while Nobukatsu pressed Takasugi for answers about Nobunaga.
• The shrine maidens and priests prepared for the Mountain God Festival, and Ryoma and the others agreed to guard Fujimaru and Sakumura's group.
• The festival procession reached the mountain gate and found the broken road had been restored, then Ryoma led them up the mountain.

As the group climbed to the shrine, they experienced strange visions of themselves and passed through a mysterious shadow before the veil over the mountain lifted. During the festival dance, towering Chang Ghosts attacked, and Fujimaru Ritsuka sensed Kurokawa Hideo watching from the storm above; the group prepared to confront him on the mountaintop.

• Sakamoto Ryoma led the group up the silent mountain while an eerie voice spoke of life as an endless ascent.
• Ryoma, Takasugi Shinsaku, Souji, Sakumura, Kanna, and Fujimaru Ritsuka experienced visions of themselves, and Ritsuka saw a shadow beneath the torii gate that smiled at him.
• The group entered the shrine, where three shrine maidens began dancing with kagura bells and drew the attention of gods and malice.
• Saito Hajime, Souji, and Nagakura Shinpachi fought the towering Chang Ghosts while the shrine maidens continued their dance.
• Fujimaru Ritsuka, Mama Bear, and Hoshiguma Yuna sensed Kurokawa Hideo watching from the mountaintop, and Ritsuka urged Yuna to wait before they went to defeat him.

The divine procession returned safely to the village, where Fujimaru Ritsuka found Mermaid Nobu mingling peacefully with the villagers. As the shrine maidens began another dance, Ritsuka suspected the Mountain God was behind the Singularity and resolved to seek the truth on Black River Mountain.

• Ryoma, Saito Hajime, Takasugi Shinsaku, and Hijikata Toshizo carried the mountain god's sacred body down the mountain while the Mibu Police Station swordsmen held back the Chang Ghosts.
• Sakumura stayed at the mountain gate to keep the Chang Ghosts out of the village, and Souji warned him to be careful.
• Fujimaru Ritsuka discovered that Mermaid Nobu had joined the villagers without threatening them, while Hoshiguma Yuna and the procession reacted to the strange scene.
• Fujimaru Ritsuka suspected the Mountain God, rather than Kurokawa Hideo, was the true force behind the Singularity and sensed that It wanted to convey something sorrowful.
• The villagers shared food in a lively gathering, and the shrine maidens began another dance as Fujimaru Ritsuka looked toward Black River Mountain.

Fujimaru Ritsuka and the others completed the rite returning the mountain god’s sacred body to the shrine, clearing the storm over the summit and revealing the way forward. At the mountaintop, Black Yukina and Mama Bear confronted Kurokawa Hideo, who became terrified when he spotted a shadow behind them.

• The shrine maidens and priests led the procession up the mountain, while Fujimaru Ritsuka realized something was wrong with the journey.
• The priests returned the mountain god’s sacred body to its place in the shrine, and Mama Bear roared after catching Kurokawa Hideo’s scent.
• Fujimaru Ritsuka urged everyone to go to the mountaintop, and Yukina raced ahead on Mama Bear as the others followed.
• Himiko and Iyo stayed behind, telling Sakumura Kanna that the truth belonged to her and sending her after the group.
• Black Yukina confronted Kurokawa Hideo at the lake, accusing him of killing her and Mama Bear and taking their home.
• Kurokawa Hideo ignored Black Yukina and trembled as he stared at a shadow standing behind her.

Kurokawa Hideo fought Hoshiguma Yuna, Mama Bear, and the others in Lake Kurokawa as Fujimaru Ritsuka used a Command Spell to empower the shared Saint Graph. Fujimaru sank beneath the water and lost consciousness just as someone grabbed his hand, while Sen no Rikyu and Okita Souji Alter watched from the empty village below.

• Kurokawa Hideo grew enormous and fought Day-Hiding Demon, Hoshiguma Yuna, and Mama Bear in the lake, tearing off Mama Bear's arm before she collapsed.
• Sakamoto Ryoma and Oryou-san joined the battle, while Takasugi Shinsaku and Kanna fired rifles at Kurokawa Hideo from shore.
• Fujimaru Ritsuka struggled through the water toward Mama Bear and spent a Command Spell to order Avenger to unleash a full-power Noble Phantasm against Kurokawa Hideo.
• Hoshiguma Yuna and Mama Bear surged with power and attacked Kurokawa Hideo as unseen forces dragged Fujimaru beneath the lake.
• Someone seized Fujimaru's hand as he lost consciousness, while Sen no Rikyu and Okita Souji Alter watched the mountain from the empty Black River Upper Village.

After drowning during the battle with Kurokawa Hideo, Fujimaru Ritsuka awoke alone in an unfamiliar place with no contact with Chaldea or Miss Lawrence. He found Oda Nobunaga’s headless body and joined it with a Mermaid Nobu head before heading toward a nearby village.

• After Kurokawa Hideo’s defeat, Fujimaru Ritsuka began drowning as Hoshiguma Yuna and the others searched for him, while the Holy Grail trembled and the lakeside scene vanished.
• Fujimaru Ritsuka woke in the woods, realized his Spiritron Transfer had left him separated from Miss Lawrence and unable to contact Chaldea, and decided to investigate a nearby village.
• Fujimaru Ritsuka found Oda Nobunaga’s headless body hanging from a tree and discovered that it could move and that their contract remained intact.
• Fujimaru Ritsuka found a Mermaid Nobu in the bushes, removed her head, and attached it to Oda Nobunaga’s body.

Fujimaru Ritsuka arrived at a village where missing Chaldea Servants had lost their memories, and Sakumura Kanna told him a storm atop Black River Mountain threatened the village. He resolved to clear the storm and uncover the truth, while a shadow watched him from within it.

• Fujimaru Ritsuka recognized Li Shuwen at the village entrance, then was arrested after Oda Nobukatsu and Hijikata Toshizo mistook him for a suspect in the village chief’s disappearance.
• Sakumura Kanna asked Hijikata Toshizo to release Fujimaru Ritsuka and said she had been waiting for him.
• Kanna explained that a storm engulfed Black River Mountain’s summit and that her revelation identified Fujimaru Ritsuka as the outsider who could save the village.
• Fujimaru Ritsuka recognized Black River Mountain and wondered why so many missing Chaldea Servants were there without their memories of him.
• Fujimaru Ritsuka vowed to dispel the storm and find the truth as a shadow watched from the mountain.

Fujimaru Ritsuka explored the village with Oda Nobu and learned that a storm had made Black River Mountain dangerous. Sakumura Kanna agreed to accompany him up the mountain, revealing that she was skilled with a rifle.

• Fujimaru Ritsuka took Nobu's head off briefly, then returned it and brought her along to investigate the mountain.
• Sakamoto Ryoma warned Fujimaru Ritsuka that wild beasts and Demonic Beasts were rampaging on Black River Mountain and blocked the way without a shrine maiden.
• Fujimaru Ritsuka went to the Sakumura Estate to ask Sakumura Kanna for help reaching the mountain.
• Sakumura Kanna agreed to accompany Fujimaru Ritsuka and emerged with a rifle, saying she was confident in her marksmanship.

Fujimaru Ritsuka, Oda Nobunaga, and Sakumura Kanna climbed Black River Mountain toward the shrine, where Ritsuka discovered that its divine messenger statues were impossible for her to perceive. The chapter left her following Kanna deeper into the shrine while determined to investigate the strange statues.

• Ryoma warned Fujimaru Ritsuka, Oda Nobunaga, and Sakumura Kanna to be careful in the mountain and asked them to greet Himiko and Iyo.
• In a storm, a shadow asked Hoshiguma Yuna to help it keep its dream within the Singularity going, and Yuna agreed despite knowing the world would end in destruction.
• A wild boar charged Fujimaru Ritsuka on the mountain path, and Kanna shot it dead before Ritsuka or Nobunaga could react.
• At the shrine, Ritsuka found that she could not see, hear the name of, or touch one of the divine messenger statues, though Kanna recognized it as ■■.
• Kanna hurried toward Himiko and Iyo, and Ritsuka followed while resolving to investigate the statue later.

Fujimaru Ritsuka visited the shrine and sensed the mountain god watching him through its statue, then continued investigating Black River Mountain with Kanna and Nobunaga. A sudden darkness separated her from them and brought her to a strange summit, where she saw something standing in the middle of Lake Kurokawa.

• Himiko recognized Kanna and identified Fujimaru Ritsuka as the outsider from Kanna’s prophetic dream.
• Fujimaru Ritsuka sensed the mountain god watching him through its statue and recorded what he knew about the missing Servants in his notebook.
• Himiko warned Fujimaru Ritsuka to investigate quickly because Black River Mountain became dangerous at night.
• Fujimaru Ritsuka climbed toward the summit with Kanna and Nobunaga, noticing a pungent fishy smell along the path.
• The sky darkened suddenly, and Fujimaru Ritsuka was pulled away from Kanna and Nobunaga into a pitch-black place filled with the sounds of fire and rain.
• Fujimaru Ritsuka reached the summit and saw something standing in the middle of Lake Kurokawa.

Fujimaru Ritsuka approached a shadow at the center of Black River Mountain’s lake, but collapsed amid the rain and flames before he could learn what it said. He woke the next day with no memory of what happened, and Sakumura Souji’s mention of the Mountain God Festival stirred a troubling sense of familiarity.

• Fujimaru Ritsuka saw a shadow standing in the lake and asked whether it had created the Singularity.
• Lightning struck, and the shadow appeared before Fujimaru Ritsuka, but thunder left him unable to hear its words.
• Fujimaru Ritsuka collapsed beside the lake and glimpsed an orange-haired girl struggling underwater before losing consciousness.
• Fujimaru Ritsuka woke the next day and vomited murky water, seaweed, and bones into a trash can.
• Kanna told Fujimaru Ritsuka that Miss Nobu had caught him after he fainted on the mountain path.
• Fujimaru Ritsuka found Miss Lawrence’s gem bullet loaded in his Divine Authority Seal, then heard Sakumura Souji mention the Mountain God Festival and Chestnut Kinton.

After learning that a black substance was spreading down Black River Mountain and threatened the village, Fujimaru Ritsuka sought answers from Sen no Rikyu. He left with a warning to find a way through the storm, then began to suspect he had been in the village far longer than he remembered.

• Fujimaru Ritsuka woke at Sakumura Residence, learned from Kanna that black shadows had attacked villagers, and saw a black substance flowing down Black River Mountain.
• Kanna told Fujimaru Ritsuka that the substance would swallow the village before the Mountain God Festival unless it was stopped.
• Fujimaru Ritsuka visited Sen no Rikyu at Yoshiro Tea House and asked about the black substance and his experience on the mountain.
• Sen no Rikyu described the substance as fear from the past and urged Fujimaru Ritsuka to pass through the storm before the being on the mountaintop devoured the village.
• As Fujimaru Ritsuka walked through Black River Upper Village, its streets felt strangely familiar, making him doubt that he had arrived only yesterday.

Fujimaru Ritsuka suspected that her memories had been tampered with and decided to return to Black River Mountain to investigate the Singularity. Kanna agreed to accompany her and went to find Sakumura, who explained that Chacha had become strangely attached to him.

• Fujimaru Ritsuka asked Kanna whether she had visited the village before, but Kanna said she had not.
• Fujimaru Ritsuka suspected that her memories had been altered and decided that Black River Mountain held the answers.
• After lunch, Fujimaru Ritsuka asked Kanna to accompany her up the mountain, and Kanna agreed.
• Kanna went to find Sakumura and encountered him with Oda Nobu following close behind.
• Sakumura told Kanna that Chacha was acting strangely and would not leave him alone, and Kanna suggested that Oda Nobunaga was looking for Fujimaru Ritsuka.

Fujimaru Ritsuka, Sakumura, Kanna, and Oda Nobu entered Black River Mountain to investigate the Singularity, while Ritsuka worried about Ryoma’s fate. As they hurried toward the shrine, Okita Souji Alter told Sen no Rikyu that Purgatory would not be drawn yet, and an unknown voice invited Ritsuka to meet beneath the cherry tree.

• Oryou-san said Ryoma would never get hurt, prompting Fujimaru Ritsuka to remember his assassination and the tragedies that followed.
• Sakumura said he wanted to learn about himself, the village, and the Singularity, and Ritsuka led him, Kanna, and Oda Nobu into Black River Mountain.
• Sen no Rikyu questioned Okita Souji Alter about allowing the Singularity to continue, and Okita Souji Alter said it was not yet time for Purgatory to leave its sheath.
• An unknown voice invited Fujimaru Ritsuka to the shrine and said it would wait beneath the cherry tree.
• Fujimaru Ritsuka accepted the chance to speak with the voice and hurried with the others through the rain toward the shrine.

Fujimaru Ritsuka confronted the Mountain God, who showed him the unrecorded tragedies of Heroic Spirits and asked whether false happiness should be allowed to exist. Unable to answer, Fujimaru left the shrine determined to think it through before resolving the Singularity.

• Himiko and Iyo led Sakumura Anno and Oda Nobunaga away, while Fujimaru Ritsuka followed Sakumura Kanna into the shrine.
• Beneath the cherry tree, the Mountain God spoke through Kanna and asked whether false happiness should exist despite being false.
• The Mountain God showed Fujimaru Ritsuka Sakamoto Ryoma's murder and Oryou's grief, along with other tragedies omitted from history.
• The Mountain God told Fujimaru Ritsuka to think about its question, and Fujimaru left the shrine in a daze.
• Sakumura returned with Kanna asleep in his arms, while Fujimaru asked him to stay for a few days as he sought an answer and prepared to resolve the anomaly.

After nearly eighty hours without contact, Fujimaru Ritsuka reconnected with Chaldea and discovered that his memories and the Singularity’s events did not match their records. He revived Oda Nobunaga and set out to investigate the mystery with her as his support.

• Fujimaru Ritsuka awoke and learned from Lawrence and Da Vinci that Chaldea had been unable to contact him for nearly eighty hours.
• Fujimaru Ritsuka told Lawrence and Da Vinci that he felt familiar with the village despite having no memories of it, and that someone had asked him a question he could not recall.
• Da Vinci and Lawrence explained that the Singularity’s events differed from their information, while Fujimaru Ritsuka decided to find the answer himself.
• Fujimaru Ritsuka asked Lawrence to Spiritron Transfer Oda Nobunaga’s head, and Oda Nobunaga was revived after her head was attached to her body.
• Oda Nobukatsu clung to Oda Nobunaga, and Mermaid Nobu’s lower body grew back after Oda Nobunaga inspected it.
• Oda Nobunaga offered to help Fujimaru Ritsuka cut down their enemies, but he proposed investigating first.

Fujimaru Ritsuka and Oda Nobunaga planned to climb Black River Mountain, but Kanna warned them that the storm had gone berserk and asked them to wait until the next day. As the shadow watched the village, Ritsuka began wrestling with the mountain god’s question about happiness and contacted Lawrence.

• Ritsuka and Nobunaga concluded that the mountain god might be behind the events and decided to head straight for the storm rather than visit the shrine.
• Kanna warned Ritsuka and Nobunaga that the storm had grown dangerous and asked them to wait until the next day, when she would lead them up the mountain.
• Nobunaga carried the exhausted Kanna home, while Hoshiguma Yuna spoke with the shadow about Nobunaga’s ability to break through storms and their choice to delay the climb.
• After Kanna fell asleep, Nobunaga went to look around the village and Sakumura left to visit Ryoma.
• Ritsuka reflected on the mountain god’s question about false happiness, then opened a Chaldea communication channel and called for Lawrence.