Chapter Summaries

William and Hermione prepared to search Paris for Newt’s missing case and the fire dragon Norbert, while the French Ministry of Magic watched them. They planned to use Nicolas’s safe house if needed and arranged for their companions to leave the city.

• Newt gave William and Hermione a tamed Occamy and the address of Nicolas’s protected safe house in Paris, explaining that Dumbledore had once tricked him into facing Grindelwald.
• William and Hermione left Newt and decided to find the place where he had been attacked and recover his missing case before the French Ministry did.
• William revealed that he had secretly taken hairs from Cregan and Miss Costa, then proposed sending Roy and the others to the next city while he and Hermione stayed in Paris.
• William and Hermione discussed making an excuse for staying, evading Ministry surveillance, and finding dinner; Hermione caught William lying about how he knew a restaurant.

William and Hermione tested Newt’s creatures before disguising themselves to investigate the scene where Newt was attacked. They uncovered a magical replay showing a woman and a python named Nagini stealing the suitcase, then escaped before the Aurors arrived.

• William and Hermione’s Occamy escaped its bottle and wrecked the living room, but William lured it back inside and contained the Niffler that had been hiding with it.
• William showed the Occamy and Niffler a Basilisk to frighten them into behaving, then repaired the living room with magic.
• William and Hermione used Polyjuice Potion to evade the French Aurors watching the Ritz Paris and entered a sealed building disguised as Cregan and Costa.
• William used Appare Vestigium, and the Niffler helped reveal an apparition of Newt being attacked by a woman whose python, Nagini, carried off the suitcase.
• William and Hermione Apparated away as Aurors rushed into the empty room.

William and Hermione hid in Nicolas's Paris safe house while Nicolas explained why he wanted Tom to find Slytherin's Wand and warned them that the French Ministry might retaliate. William then told Hermione about Nagini's Blood Curse and revealed that Arya Vinda Grindelwald might be Grindelwald's daughter, leaving them uncertain about her plans for Newt's case.

• William spoke with Nicolas, who admitted he wanted Tom to find Slytherin's Wand so he could obtain the Deathly Hallows and unlock his Alchemy book.
• Nicolas said Dumbledore wanted Tom to find Slytherin's legacy to sever the connection between the two Voldemorts, and warned William that the French Ministry might pursue him and Hermione.
• William told Hermione that Nagini was a Maledictus who had once been a witch and had escaped the Mysterious Circus with Credence.
• William explained Nagini's history with Grindelwald and Dumbledore, then showed Hermione an image of Nagini shifting between human and snake forms.
• William told Hermione that Arya Vinda Grindelwald might be Vinda Rosier and Grindelwald's daughter, but he did not know why she had taken Newt's case.

William and Hermione traveled through rainy Paris to find the Minotaur Bar, but a carriage conductor recognized them from a Ministry broadcast and reported them. The couple remained unaware as their carriage continued toward its destination.

• William and Hermione left the safe house and decided to visit the Minotaur Bar to ask about the Mysterious Circus.
• They rode a Paris City Shared Carriage pulled by an Abraxan and told the conductor, Apache, they were going to Lyon Avenue.
• A radio broadcast announced a nationwide manhunt for William and Hermione and offered a reward for information.
• Apache recognized the fugitives from a newspaper photograph and told the driver, Russell, that they were aboard.
• Russell urged Apache to contact carriage headquarters, and Apache used the carriage's Floo-connected fireplace to report them.

Apache reported William and Hermione to Auror Odom, while Cregan ordered Aurors to wait on Lyon Avenue for Scamander’s suitcase. As the carriage approached the Louvre, Hermione suddenly insisted that the suitcase had been lost there and urged William to change their destination.

• Apache contacted the Ministry through the Floo Network and told Odom that William and Hermione were in his carriage.
• Odom instructed Apache to keep the carriage moving toward Lyon Avenue while Aurors prepared to ambush them there.
• Cregan explained that the Ministry lacked evidence against William and ordered every Auror to focus on finding Scamander’s suitcase.
• An Auror reported Dementors attacking Muggles near France’s northern coastline, and Cregan ordered them driven away and a protest sent to the International Confederation of Wizards.
• As the carriage neared the Louvre, Hermione realized they had the wrong destination and told William that Scamander’s suitcase had been lost there.

William and Hermione diverted to the Louvre, prompting Cregan to surround the museum and search for them and Scamander’s suitcase. Cregan found only a mocking note in an ordinary suitcase, and he ordered the Muggle president to put William and Hermione on the wanted list as their whereabouts remained unknown.

• William and Hermione told Apache to take them to the Louvre, then got out and headed inside.
• Apache reported their change of plans and the suitcase to Odom and Cregan, who recalled the Aurors from Lyon Avenue and ordered them to surround the Louvre.
• Cregan used his position at the Seventh Bureau to get Louvre security to track William and Hermione to a restroom in the Grand Gallery.
• Cregan and four Aurors broke into the restroom and found it empty except for an ordinary suitcase containing a note that read, “William and Hermione were here!”
• Cregan ordered a search of the Louvre and told someone to ask Mitterrand to put William and Hermione on the Muggle wanted list.

William and Hermione escaped the Louvre by hiding in the Safety Watch and reached Place de la Bastille, where they planned to go to the Minotaur Bar under disguise. William revealed that he intended to use Tom Riddle’s hair for Polyjuice Potion, while Hermione teased him about his collection of disguises.

• The Niffler delivered the Safety Watch to William and Hermione, and William rewarded it with a glass marble disguised as a diamond.
• William and Hermione discussed how they had used the Niffler and Occamy to escape the Louvre after discovering they were wanted by the French Ministry of Magic.
• William suggested they use Polyjuice Potion to reach the bar, and they returned to the Safety Watch to prepare their disguises.
• Hermione complained that William kept transforming her into Costa, so he handed over the remaining strands of Costa’s hair.
• William revealed that his disguise was Tom Riddle and explained that he had also collected hair from Minister Fudge for future use.
• Hermione called William wicked, and he accepted it as a compliment.

William and Hermione went to a Paris criminal bar to learn where the Mysterious Circus was performing, but the proprietor tried to have them captured. They escaped after fighting the bar’s dark-wizard patrons, leaving Tom’s name behind as a challenge.

• William and Hermione entered the Minotaur Bar and found their wanted posters accusing them of attacking Cregan.
• The proprietor served William eggnog laced with Amortentia, but he noticed the potion and asked where to find the Mysterious Circus.
• The proprietor gave William a flyer for the circus’s hidden location, then ordered the patrons to seize him after he provoked her.
• William and Hermione fought off the bar’s wizards with an Occamy, a Niffler, and their wands, while several patrons fled.
• William and Hermione Apparated away with two wands, and William hoped the Paris underworld would spread Tom’s name.

William and Hermione followed a magical flyer to the Mysterious Circus in Place Cachée, where they discovered abused magical creatures and a captive Werewolf. Nagini attacked the circus owner during a fire and escape, and the Werewolf left Skender alive before disappearing.

• William gave the Niffler Leprechaun-made gold coins to stop it demanding its stolen Galleons back.
• William and Hermione followed an Ashwinder’s trail to the Mysterious Circus and saw its hybrid performers and creatures.
• Skender presented a young Werewolf as an attraction and whipped her after she transformed beneath the full moon.
• Nagini bit Skender, panic spread through the crowd, and a fire broke out as Fantastic Beasts escaped.
• William and Hermione blasted open the Werewolf’s cage and Apparated away as Nagini fled.
• The Werewolf went to Skender, left a bite mark on his arm instead of killing him, and walked away.

William and Hermione visited the dying Vinda Rosier, who asked them to stop Arya from exposing the wizarding world and starting a war. In Arya’s room, Hermione discovered that Arya planned to drop an atomic bomb on Paris, while William found that Norbert was missing from Newt’s case.

• William and Hermione met Vinda Rosier, who explained that Arya had stolen Newt’s case and agreed to let them take it from Arya’s room.
• Vinda asked them to stop Arya’s plan to expose the wizarding world and pass her letters to Grindelwald; Hermione pocketed the letters.
• Vinda, who was dying, imagined Grindelwald approaching and murmured his name.
• William searched Newt’s case and found that Norbert was missing, while Hermione studied Arya’s records.
• Hermione told William that Arya planned to drop an atomic bomb on Paris.

William discovered that Arya had been tracking him and appeared to be seeking a nuclear weapon in Ukraine, possibly to attack Paris. He warned the French Ministry of Magic, then Hermione refused to leave Paris despite William’s concern for her safety.

• William examined Arya’s newspaper collection and concluded she had likely obtained a nuclear weapon amid Ukraine’s turmoil and planned to use it in Paris.
• William sent a warning about Arya to the French Ministry of Magic and left the house with Hermione.
• William told Hermione that Nagini was living in Newt’s suitcase, and Hermione asked what he would do if she suffered a Blood Malediction.
• William carried Hermione to the top of the Eiffel Tower, where she asked whether he wanted her to leave Paris.
• William told Hermione he wanted to take her to Lyon for safety, but Hermione insisted on staying because she could help.

William Stark entered the French Ministry of Magic and demanded to negotiate with Cregan, the head of its Department of Magical Law Enforcement. He refused to discuss anything until he had seen Newt, and Cregan ordered an Auror to bring Newt from prison.

• Costa brooded over William and rejected Anderson’s invitation to dinner.
• William arrived, teased Anderson, and claimed to be the wanted criminal William Stark representing the British Wizengamot.
• William told Anderson to summon Cregan, and Anderson went to fetch the Aurors.
• More than a dozen Aurors surrounded William, who announced that he had come to negotiate with Cregan.
• William insisted on seeing Newt before speaking, and Cregan agreed to have him brought from prison.

William and Hermione went to the French Ministry of Magic to rescue Newt, but Hermione’s assault on Cregan’s office triggered the Ministry’s alarms. William’s Polyjuice disguise was exposed as he faced four Aurors while holding Newt.

• Cregan told William that the Ministry was keeping Paris’s atomic bomb crisis secret and asked him for information about Arya.
• William refused to help the French authorities and said he had come to save Newt from the Ministry’s prison.
• Hermione revealed herself in William’s place, attacked Cregan’s office with prank products and magical plants, then escaped on an Occamy.
• Cregan took Newt from the Aurors and ordered them to support him after claiming William had attacked his office.
• The Ministry’s security sprinklers washed away William’s Polyjuice disguise, revealing him to the four Aurors as William Stark.
• William drew his wand and prepared to fight the Aurors in French.

William and Hermione carried out their plan to free Newt from the French Ministry of Magic, fighting their way through the prison and escaping with him. They left the Ministry on Newt’s Kelpie with Matagots in pursuit, then caught three shrunken Matagots outside.

• Hermione impersonated William to lure Cregan away while William, disguised as Cregan, went to rescue Newt.
• William defeated four Aurors, freed Newt, and told him Paris was facing a looming magical disaster.
• William reunited with Hermione, and the Occamy accidentally pinned Newt beneath its enormous body.
• Newt released his Kelpie, Kha'Zix, and the three rode it through the Ministry while William and Hermione blasted a hole in the wall.
• The Kelpie broke through the Ministry’s glass roof, and William and Hermione caught three Matagots that had shrunk to the size of house cats.

William and Hermione raced toward Notre-Dame de Paris after Nicolas saw a prophecy of Arya and a nuclear blast, while Newt alerted the Ministry. Arya summoned a dragon and brought down the Eiffel Tower, leaving Paris facing her promised fireworks display.

• Nicolas contacted William through the Safety Watch and showed him a vision of Arya atop a dragon as a mushroom cloud rose over Paris.
• William identified Notre-Dame de Paris as Arya’s likely target, and Newt returned to the French Ministry to raise the alarm.
• William and Hermione flew toward Notre-Dame on the Kelpie, tying themselves together so William could Apparate them away if danger struck.
• Arya summoned a Norwegian Ridgeback from the Seine, and the dragon emerged to obey her.
• Arya rode the dragon as it damaged the Eiffel Tower until the landmark collapsed, then announced that Paris would have fireworks.

William and Hermione raced to Notre-Dame de Paris to find the atomic bomb predicted by Nicolas Flamel, while Arya Grindelwald attacked the city with a dragon. They failed to locate the bomb, and as Notre-Dame burned, a mushroom cloud appeared above Arya just as the prophecy had shown.

• Three French Aurors chased William and Hermione but were thrown into the Seine when a dragon smashed their broomsticks.
• Newt told Cregan that Nicolas Flamel had prophesied an atomic bomb would explode at Notre-Dame de Paris and that William and Hermione had gone there to find it.
• Cregan redirected the Aurors from pursuing Arya Grindelwald to protecting Notre-Dame de Paris.
• William and Hermione crashed through Notre-Dame’s rose window and searched the cathedral for the atomic bomb, but William’s Summoning Charm found nothing.
• William and Hermione flew out of the burning cathedral as Arya stood atop the dragon and a mushroom cloud rose above her, matching the prophecy.

Arya Grindelwald used magical projections to argue that Muggle population growth, resource depletion, and nuclear weapons threatened wizards and the planet. She called for drastic measures to limit Muggle numbers, leaving William and Hermione confronting the truth of her motives as Paris faced destruction.

• William saw a mushroom cloud but realized he and Hermione were watching Arya’s memory projected through a skull pipe.
• Arya showed the gathered wizards the destructive power of nuclear weapons and said they could also destroy wizards.
• Arya presented a population-growth chart and warned that Muggles would exhaust resources, damage the environment, and drive magical creatures toward extinction.
• Arya argued that unchecked population growth would lead to devastating wars and said wizards had to limit Muggle numbers to survive.
• Minister Randall Tully denounced Arya, while Hermione asked William whether her claims were true, and William confirmed the population curve was real.

Arya tried to recruit William into an alliance to destroy the Muggle threat, but William and Hermione opposed her as she attacked Paris. Arya vanished after revealing that she had chosen to destroy the city because Vinda had lived there, leaving William and Hermione to face the conflict ahead.

• Arya used lightning against the Aurors while William shielded Hermione and fought Norbert from atop the Kelpie.
• William gathered rain and wind into a tornado and hurled it at Arya, who destroyed it with a bolt of purple lightning.
• Arya asked William to join her and argued that Muggle technology would eventually make the International Statute of Wizarding Secrecy collapse.
• Hermione stood beside William as Arya asked for Vinda's letters to Grindelwald, but Hermione refused to hand them over.
• Arya said Vinda's death had left her with no one, then vanished after declaring that she had chosen to destroy Paris because Vinda had lived there.

William and Hermione stopped Arya’s nuclear attack on Paris by petrifying Norbert, whose body contained the bomb, before he crashed into Notre-Dame Square. The city was saved, and William and Hermione kissed as the celebrations began.

• Hermione realized Arya had hidden the nuclear bomb inside Norbert, and William devised a plan to stop it.
• Arya ordered the cursed Ukrainian researchers in Turin to detonate the bomb, starting a thirty-second countdown.
• William and Hermione reached Norbert’s head and used the juvenile Basilisk’s gaze to petrify the dragon and disable the bomb.
• William and Hermione escaped Norbert’s fall on the Kelpie as the dragon crashed into Notre-Dame Square without causing a nuclear explosion.
• The wizards celebrated Paris’s survival, and William kissed Hermione.

At a French Ministry of Magic press conference, Cregan explained the Paris attack and faced questions about Arya, the nuclear threat, and the Ministry’s pursuit of William and Hermione. William publicly backed Cregan’s account after the Ministry paid him and Hermione ten thousand Galleons and gave them Norbert’s corpse.

• Cregan blamed Ukraine for the lost nuclear bomb, denied Grindelwald’s involvement, and said Aurors were pursuing Arya.
• Cregan said Swooping Evil venom would erase Muggles’ memories and announced a donation drive to rebuild Paris.
• Rita Skeeter challenged Cregan over the Ministry arresting Newt and issuing warrants for William and Hermione.
• Cregan claimed the warrants were a ruse to lure Arya, and William publicly confirmed the story.
• William and Hermione accepted ten thousand Galleons and Norbert’s corpse from the Ministry in exchange for helping conceal the truth.