Chapter Summaries

Brook discovered that Hermione had suffered Magical Exhaustion and Mental Overdraft after using the Ravenclaw diadem, and he brought her to the infirmary for treatment. After she fell asleep, he retrieved the diadem and failed to detect its hidden soul fragment, then thought of another person who might help.

• Brook carried Hermione to the infirmary, where Madam Pomfrey diagnosed Magical Exhaustion and Mental Overdraft and treated her with a Lucid Dream Potion.
• Brook sent a silver bird to ask Professor Sprout for leave and stayed beside Hermione as she fell asleep, asking him not to destroy the diadem.
• Brook used a Space Gate to enter the empty girls' dormitory and found the Ravenclaw diadem beneath Hermione's pillow.
• Brook took the diadem to the boys' dormitory and tried detection spells and Fiendfyre, but the diadem remained unresponsive and he hesitated to destroy it.
• Brook considered asking Dumbledore or Voldemort for help, then remembered someone else and produced an old quill from his ring.

Brook discovered that Rowena Ravenclaw’s soul resided in the diadem and entered it to subdue her, only to find she was conscious and refused to be controlled. Ravenclaw called her presence a Soul Projection, and Brook kept trying to cast a Soul Brand as she retreated.

• Brook forced Voldemort to reveal that Rowena Ravenclaw’s soul was inside the diadem and learned it had no apparent self-awareness.
• Brook wore the diadem without Occlumency and found it greatly sharpened his thoughts while slowly draining his mental power and magic.
• Voldemort searched the diadem’s inner space, confirmed Ravenclaw’s soul had grown more solid, and advised Brook that he could use a Soul Brand to control her.
• Brook secured his body and transferred his consciousness into the diadem, where he found Ravenclaw and began casting a Soul Brand.
• Ravenclaw revealed that she was conscious, rejected Brook’s attempt to brand her, and explained that her presence was a Soul Projection.

Brook forced Ravenclaw to explain that the Diadem of Wisdom had drained Hermione because it amplified her unusually active thoughts. He branded and sealed Ravenclaw with Ancient Runes to stop her from escaping or destroying herself, then began questioning her about ancient magic.

• Brook demanded an explanation, and Ravenclaw said the diadem used magic to operate and mental energy to enhance intelligence.
• Ravenclaw explained that Hermione had worn the diadem all night, far longer than Ravenclaw herself dared to use it.
• Brook offered Ravenclaw a choice between accepting a Soul Brand willingly and being forced to accept one; when she refused, he branded her.
• Brook used Ancient Runes and an Old Norse incantation to seal Ravenclaw's magic and prevent her from moving or self-destructing.
• Brook questioned Ravenclaw about why she was surprised he could use ancient magic, but the Soul Brand's pain failed to make her answer.
• Ravenclaw finally asked who Brook was, and he said he was a Gryffindor student without revealing his real name.

Brook learned that Ancient Runes had been used to help a sealed race escape and that the founders stopped it with Word Magic and slaughter. He resolved the danger in Ravenclaw's diadem, watched over Hermione as she recovered, and she woke feeling wonderful.

• Brook learned from Ravenclaw that Ancient Runes had empowered a sealed race, and the founders had tried to destroy the magic during a gap in history.
• Ravenclaw taught Brook the names of two Word Magic incantations, then told him about her chamber and her limited knowledge of Goblin magic.
• Brook returned to the infirmary and found Hermione recovering as classmates sent gifts and visited her.
• Cho Chang brought Hermione lilies, confirmed that Ravenclaw's common room was open to students from other houses, and told Brook Hermione had visited its library.
• At the seventy-seventh hour and twenty-fourth minute after drinking the potion, Hermione woke and told Brook she felt wonderful.

Brook returned Ravenclaw’s diadem to Hermione, set rules for using it, and told her about Ravenclaw’s secret chamber. The next morning, he brought Newt and Tina to Hogwarts, where they were greeted by Rolle and Evelyn.

• Brook returned the diadem to Hermione and explained that Ravenclaw’s memories had formed an independent consciousness inside it.
• Brook allowed Hermione to speak with Ravenclaw while wearing the diadem, but limited her sessions and warned her not to reveal her real name.
• Brook told Hermione that Ravenclaw’s secret chamber was connected to a door knocker and private library, and invited her to investigate with Harry and Ron.
• Brook opened a Space Gate near Newt’s home and took Newt and Tina to Hogwarts for a tour.
• Evelyn spotted Newt and Tina at Hogwarts, grabbed Rolle by the scarf, and rushed over to greet them.

Harry won the Quidditch match against Ravenclaw, and Brook led Newt and the others to meet Hagrid and Fleurina. Newt examined the dragon and offered her a Norwegian Volcanic Crystal.

• Harry and Cho Chang raced for the Golden Snitch, but Harry used the Firebolt to catch up and win the match for Gryffindor.
• Hermione showed Tina around Hogwarts while Brook took Newt toward the Forbidden Forest, followed by Ron and Draco.
• Hagrid greeted Newt at his hut in a new leather jacket and perfume that Brook removed with a Clean-Up Charm.
• Hagrid blew his dragon whistle, and Fleurina emerged from the Forbidden Forest to meet the group.
• Newt examined Fleurina, praised her features, and gave her a Norwegian Volcanic Crystal.

Brook's gathering for Newt Scamander grew into a Hogwarts-wide feast, where the professors celebrated Newt's work while the students sat awkwardly apart. Brook livened up the children's table by getting Dumbledore to drink several cups of strong liquor, then turned to include the other professors.

• Newt and Hagrid exchanged dragon-rearing ideas while Ron and Draco persuaded Fleurina to fly them through the sky.
• The small gathering grew to include nearly every professor, and the group divided between the professors' table and the children's table.
• Dumbledore toasted Newt's contributions, and the professors' table became lively while the students ate in tense silence.
• Brook challenged Dumbledore to drink fifty-year-aged Luzhou Laojiao, and Dumbledore finished three large cups before stopping Brook from pouring a fourth.
• Dumbledore suggested Brook should toast the other professors too, and Brook agreed.

Brook hosted a drinking party at Hogwarts, where the professors drank themselves unconscious and Newt spoke with him about Credence and family. Afterward, Dumbledore revealed he had only pretended to be drunk and decided to make a trip before a chess piece moved off the board.

• Brook toasted Newt, Snape, Flitwick, McGonagall, and the other professors, then challenged Dumbledore with a string of drinking verses until Dumbledore agreed to drink.
• Dumbledore, Hagrid, Flitwick, McGonagall, and Sprout passed out after the party, while Snape levitated Dumbledore and Brook had An An watch over the others.
• Tina thanked Hermione and Brook before leaving through Brook's Space Gate, and Newt stayed behind to speak with Brook.
• Newt told Brook that Credence had left and urged him not to realize the importance of family only after it was too late.
• Dumbledore cleaned the mud from his beard, revealed that he had pretended to be drunk, and decided to make a trip before a chess piece moved off the board.

Albus Dumbledore visited Gellert Grindelwald in Nurmengard and asked him to prophesy about Brook Bersted Dumbledore Lott. Grindelwald failed to see Brook’s fate and warned that the child had fallen into darkness, while Dumbledore prepared to leave.

• Dumbledore traveled to Nurmengard and climbed the tower to meet Grindelwald, whom he had not seen since their 1945 duel.
• Dumbledore and Grindelwald shared sweet tea and recalled the forty-eight years they had been apart.
• Dumbledore asked Grindelwald to make a prophecy about Brook Bersted Dumbledore Lott, explaining that Brook was Aberforth’s child.
• Grindelwald attempted the prophecy, but the vision of a ruined Muggle building collapsed and left him coughing blood.
• Grindelwald said Brook’s fate was obscured and that the child had fallen into darkness, then Dumbledore helped him rest and prepared to leave.

Dumbledore visited Grindelwald for a prophecy about Brook, but Grindelwald secretly regained his strength and ambition while Dumbledore left believing he posed no threat. At breakfast, Brook received confirmation that a task was done and read Rita Skeeter’s report blaming Sirius Black for the destruction of Flint Manor.

• Grindelwald gave Dumbledore a bundle of letters as payment for the prophecy, and Dumbledore left without answering whether he would return.
• After Dumbledore departed, Grindelwald dropped his disguise and vowed that Dumbledore would not escape him this time.
• Dumbledore reviewed his reasons for visiting Nurmengard and decided he would eliminate Brook after Harry and Voldemort’s conflict ended.
• At Monday breakfast, Brook received a note saying “Done” and thought about rewarding Nagini because of her connection to Credence.
• Hermione showed Brook Rita Skeeter’s article claiming Sirius Black had destroyed Flint Manor, where the Ministry found seven-year-old Lakel Flint as the sole survivor.

Harry was furious over Rita Skeeter’s attack on Black and worked with Draco to arrange a counter-report. Meanwhile, Brook received a warning about the massacre at Flint Manor, and Hogwarts reeled from the destruction of the Flint family.

• Harry denounced Skeeter’s report, and Brook suggested paying her to publish a story that could help clear Black’s name.
• Hermione advised Harry to ask Draco for help, and Harry and Draco left the Great Hall to contact Skeeter.
• Brook received Percy’s letter saying the Ministry had considered summoning him over the deaths at Flint Manor, but had put the matter aside for now.
• Brook denied involvement in the massacre and said he had professors who could confirm his alibi.
• The news of the Flint family’s destruction shocked Hogwarts, and Slytherin students received warnings from their families to stop inappropriate behavior.
• Draco contacted Skeeter directly in his own name, without needing Lucius to intervene.

Draco arranged for Rita Skeeter to publish articles presenting Sirius Black as an innocent victim of a Ministry conspiracy, while Brook and Hermione discussed how the sensational coverage might help. Brook concluded that the publicity storm was not yet big enough.

• Draco told Harry that Rita Skeeter would write an article clearing Sirius Black's name and said she wanted the inside information more than payment.
• Rita Skeeter sent Draco proof copies of articles for The Daily Prophet and Entertainment Changes.
• Harry began reading The Daily Prophet, while Brook and Hermione read Skeeter's sensational article portraying Sirius Black as framed and revealing the case against Peter Pettigrew.
• Brook asked Hermione to subscribe him to Entertainment Changes after enjoying its lurid coverage, and Hermione wondered whether Skeeter's articles would work.
• Brook said the articles had begun the effort but the storm around Sirius's case was not yet big enough.

Brook helped Harry use Rita Skeeter’s reporting to turn public opinion in Sirius Black’s favor, but the sensational articles enraged Snape and sparked a poison prank war at Hogwarts. Brook retaliated against Snape’s attempts to sabotage him, and the chapter ended with Mrs. Norris sneezing wildly and Filch crashing into Snape.

• Harry paid Rita Skeeter to publish stories that recast Sirius Black as a tragic hero, and the press and public eagerly followed the coverage.
• Snape attacked Sirius over the claim that he had borne blame for Lily, then punished Harry, Draco, and Brook with daily slug-processing and announced combat drills.
• Brook switched his bedding with Ron’s, causing Ron to suffer an intense itching fit overnight.
• Brook passed Snape’s pranks on to Harry and Crabbe, making Harry lose his voice and Crabbe fall asleep in the library.
• Brook swept sneezing powder down the stairs, sending Mrs. Norris ricocheting through the corridor until Filch ran into Snape.

After Peter Pettigrew’s testimony failed to overturn Sirius Black’s conviction, Sirius used publicity and influence to win his freedom at a second Wizengamot hearing. He planned to leave Hogwarts, but he and Harry agreed to build a home together after Harry briefly stayed with the Dursleys.

• Brook ended his potion feud with Snape by spreading the collected potions throughout Hogwarts, prompting Snape to end their truce.
• Dumbledore and Director Bones reopened case M-1981-1101, but the Wizengamot detained Peter Pettigrew rather than overturning Sirius Black’s conviction.
• Sirius spent heavily on publicity and gifts, and the Wizengamot later found him not guilty while sentencing Peter to life in Azkaban and awarding Sirius 36,000 Gold Galleons in compensation.
• Fudge claimed credit for Sirius’s release at a press conference, while The Quibbler criticized the Wizengamot’s unequal treatment of Sirius and Hagrid.
• Sirius returned to Hogwarts and held a lavish feast, then told Harry he planned to leave the next day.
• Harry and Sirius agreed that Harry would stay briefly with the Dursleys because of his blood protection before joining Sirius to make a new home.

Brook brought Eula to join Voldemort’s campaign in Japan after she learned to control three spirits with the Human Sovereign Banner. The Royalist Faction held eastern Japan while preparing to expand its influence, and Eula’s first meeting with Voldemort ended in tension over his conduct.

• Brook reflected on Draco and Lucius’s role in clearing Black’s name and praised their political maneuvering.
• Eula summoned three Acromantula spirits with the Human Sovereign Banner and battled Brook’s silver spiders before withdrawing them.
• Brook told Eula she was ready for a real battlefield, and they traveled through a Space Gate to Voldemort’s palace.
• Voldemort gave Brook a report showing that the Royalist Faction controlled eastern Japan and was using Inferi, Dementors, Muggle soldiers, and wizard-led relief efforts to strengthen its position.
• Brook introduced Eula as a new member of the front lines, and she reprimanded Voldemort for violating Mondstadt’s wartime regulations.

Brook, Voldemort, and Eula prepared to exploit the Wizarding Union’s spies and their souls while bringing Nagini to Japan. The chapter ended as Brook, Eula, and Voldemort watched the Royalist and Cabinet factions’ battle erupt, with an F-4EJ destroying an F-15J.

• Eula challenged Voldemort’s disrespectful appearance and behavior, but he let her leave to inspect the front lines later.
• Voldemort told Brook that Bella had caught Wizarding Union spies in Japan, and Brook ordered him to kill them but spare one to send back.
• Brook explained that Eula’s weapon could imprison souls and asked Voldemort to lend him Nagini, whom he stored in the Ring Space after she agreed to go with him.
• Eula examined the Human Sovereign Banner, where seventeen captured wizards struggled as phantoms.
• Brook, Eula, and Voldemort arrived at the Tokyo–Sanri border, where Royalist and Cabinet forces were fighting on land and in the air.
• An F-4EJ ambushed and destroyed an F-15J after the fighter evaded a missile.

Eula entered the battlefield wearing armor made by Flying Pig and used the Human Sovereign Banner and her Cryo powers to destroy the Cabinet Faction’s forces. Brook left Voldemort to look after her, while Voldemort worried about how powerful Brook had become.

• The Royalist and Cabinet Factions exchanged artillery, gunfire, and armored attacks across the battlefield.
• Eula resolved to fight, and Brook had Flying Pig transform into armor that covered her body.
• Eula charged into the Cabinet Faction’s position as the Human Sovereign Banner summoned giant spiders and absorbed the souls of the dead.
• Eula unleashed Glacial Illumination, froze enemies across a hundred meters, and shattered them with a wave of frost.
• Eula ordered the captured souls to devour one another, while Brook put away his unused missiles and left her with Voldemort.
• Voldemort watched Brook disappear and feared that Brook’s growing power made the Tightening Curse on his head a possible safeguard.

Brook received a Two-way mirror and spoke with Credence, who could now borrow Clio’s power. In Hogsmeade, Brook reunited Credence with Nagini and explained that he could not yet lift her blood curse, leaving open the possibility of another solution.

• Hermione covered for Brook’s absence from class and gave him an unsigned package containing a Two-way mirror.
• Credence contacted Brook through the mirror and explained that he could retain his consciousness while borrowing Clio’s power.
• Brook met Credence in Hogsmeade and brought him to the Ring Space, where Nagini recognized and comforted him.
• Credence asked whether Brook could lift Nagini’s blood curse, and Brook said he could not do so for now.
• Brook explained that Nagini’s human soul had fused with the snake soul, but he had considered another possibility.

Percy returned to Hogwarts to take his N.E.W.T.s and discussed his growing influence at the Ministry of Magic with Brook. He explained that he planned to keep Umbridge in place as a manageable rival while Fudge watched him warily.

• Credence took Nagini with him through Brook’s Space Gate and vowed to protect her, while Brook offered to contact him through the two-way mirror if needed.
• Gryffindor won the Quidditch Cup for the third consecutive year, and Wood and the twins carried Brook onto the stage to share the honor.
• Percy returned to Hogwarts early to revise for his N.E.W.T.s and told Ron that he had come back partly because Umbridge was causing trouble at the Ministry.
• Hermione left Brook and Percy to talk after greeting Percy, and Brook explained that exam season made her irritable.
• Percy told Brook that Fudge relied on him but feared his connections, so he had decided that keeping Umbridge as a known rival was better than forcing Fudge to appoint someone new.

Brook guided Percy toward taking the Flint family massacre investigation from the Aurors so Umbridge could be positioned as a scapegoat, while the Ministry settled on blaming an Obscurus. Before the final exams, Professor McGonagall gave Brook and Hermione Time-Turners so they could sit exams scheduled at the same time.

• Percy told Brook that the Ministry had concluded an Obscurus caused the Flint family massacre and that the family had protected the young Obscurial Raquel.
• Brook advised Percy to offer to find a scapegoat, anticipating that Fudge would use the task to involve Umbridge, and Percy hurried back to the Ministry.
• The Daily Prophet published the Ministry's final report, but exam preparations quickly overshadowed the story.
• Professor McGonagall gave Brook and Hermione Time-Turners and warned them about the rules for using them to take conflicting exams.
• Brook explained the Time-Turner's time sand to Hermione as they left McGonagall's office.