Chapter Summaries

Jon discovered that Viktor Krum’s letter exposed Kristoff-Patrick as a false identity and destroyed it to keep Umbridge and the D.A. from finding out. He left the classroom planning to take a more direct approach.

• Jon read Krum’s letter to Hermione and learned that Durmstrang had no student named Kristoff-Patrick and had admitted no Austrian wizards in five years.
• Jon asked Draco Malfoy to bring him letters addressed to Harry Potter, Ron Weasley, and Hermione Granger, then personally inspected them.
• Jon took the confiscated letters from Blaise Zabini, recovered Krum’s letter from the bundle in Filch’s office, and slipped it into his pocket.
• Jon realized that the false identity likely depended on Dumbledore’s Confundus Charm and that exposing it could put him in danger.
• Jon burned Krum’s letter with Incendio and left the Charms classroom, deciding he needed a more direct method.

Jon helped Professor Umbridge target students whose letters violated her rules, then Kristoff Patrick lured Ron Weasley away and brought Hermione toward the Forbidden Forest. Hermione disarmed Ron and exposed him as an impostor.

• Jon gave Professor Umbridge the letters and urged her to punish their owners with detention.
• Professor Umbridge ordered Kristoff Patrick to bring Ron Weasley to her office, and Jon suggested Ron as a target.
• Kristoff Patrick secretly added something to a bottle of potion after Ron entered Umbridge's office.
• Ron found Hermione in the library and claimed Hagrid needed help with an injured pet in the Forbidden Forest.
• Ron led Hermione into the Forbidden Forest, where Hermione disarmed him and declared that he was not Ron.

Jon disguised himself as Ron to lure Hermione into the Forbidden Forest, but she saw through the ruse before a Bowtruckle helped him overpower her. He used Obliviate on Hermione, then left her unconscious outside Hagrid’s hut.

• Jon, disguised as Ron, tried to lure Hermione into the Forbidden Forest, but she deduced that he was an impostor from Hagrid’s chimney smoke and Ron’s uncharacteristic calm.
• A Bowtruckle leaped onto Hermione, distracting her long enough for Jon to disarm and bind her.
• Jon revealed his identity as the Polyjuice Potion wore off, and Hermione questioned how he had survived the Triwizard Tournament.
• Jon cast Obliviate on Hermione and waited until the spell had taken effect.
• Jon carried Hermione to Hagrid’s hut, left her at the door, and slipped away.

Harry and Ron visited Hagrid and learned that Hermione had fainted outside his hut, while Hermione warned Hagrid that Malfoy and Umbridge might discover what he was raising in the Forbidden Forest. After Harry felt Voldemort’s intense happiness through his scar, Hermione also collapsed with a strange headache and unfamiliar memories.

• Harry and Ron found Hermione recovering in Hagrid’s hut, where Hagrid claimed she had fainted from hunger.
• Hermione told Hagrid that Blaise Zabini had seen him raising something in the Forbidden Forest and that Malfoy planned to report him to Umbridge.
• Hermione said Viktor Krum had described Kristoff Patrick as an accomplished, easygoing prophet, though Harry questioned why Patrick was associating with Malfoy.
• Harry clutched his head as his scar throbbed and experienced Voldemort’s overwhelming happiness before collapsing and laughing.
• Hermione suddenly clutched her head and collapsed, then got up feeling that unfamiliar memories had appeared in her mind.

Jon read that ten dangerous prisoners, including Bellatrix Lestrange, had escaped from Azkaban, and Malfoy celebrated their return as a source of strength for the Dark Lord. Selwyn told Jon that Marietta Edgecombe had agreed to meet them in Hogsmeade next Sunday, and Jon realized the date was Valentine’s Day.

• Jon saw the Daily Prophet report that ten prisoners had escaped from Azkaban and that the Ministry suspected Sirius Black was their leader.
• Malfoy told Jon that Bellatrix Lestrange was his aunt and praised the escapees as trusted followers of the Dark Lord.
• Selwyn warned Jon not to show happiness about the news at Hogwarts, then said Marietta Edgecombe had agreed to meet them in Hogsmeade.
• Selwyn asked Jon to have tea with her after they interrogated Marietta, but Jon declined.
• Jon realized that their Hogsmeade meeting next Sunday fell on February 14, Valentine’s Day.

After the Azkaban escapees fueled rumors at Hogwarts, Educational Decree Number Twenty-Six silenced public discussion. In Divination, Firenze singled out Jon over his gray eyes and hinted that Jon’s choices mattered, leaving Jon confused by another cryptic warning.

• Rumors about the ten escaped Death Eaters spread through Hogwarts, and students began discussing whether Voldemort had returned.
• Filch posted Educational Decree Number Twenty-Six, forbidding teachers and students from discussing unrelated subjects in public places.
• Jon attended Firenze’s nighttime Divination class, where Firenze taught the students to read the stars and predicted that another war would soon break out.
• Firenze told Jon that Centaurs with gray eyes became true stargazers and urged him to respect every choice he made.
• Jon left the classroom muttering that Firenze’s conversation had been pointless and full of riddles.

Jon met Pansy Parkinson and Tiffany Selwyn in The Three Broomsticks, where they planned to question Marietta Edgecombe about the D.A. He prepared Veritaserum to uncover the truth without triggering Hermione Granger’s enchanted punishment, and wondered whether Dumbledore’s way of thinking had begun to influence him.

• Jon dressed up, signed out with Filch, and went alone to Hogsmeade after learning Malfoy, Crabbe, and Goyle had Quidditch training.
• Jon saw a notice offering a thousand Galleons for information leading to the capture of any of the ten escaped Death Eaters.
• At The Three Broomsticks, Jon noticed Hermione Granger talking with Luna Lovegood and Rita Skeeter, then went to meet Pansy Parkinson and Tiffany Selwyn in the Dungeon.
• Selwyn threatened to have Marietta Edgecombe’s mother fired if Marietta failed to come, while Pansy worried that Marietta might lie or withhold the truth.
• Jon added three drops of Veritaserum to his Butterbeer and told Pansy and Selwyn he had acquired the potion in Durmstrang.
• As the D.A. members arrived, Jon reflected that Veritaserum could reveal Marietta’s secrets without breaking the enchanted Parchment’s contract, and wondered if Dumbledore had influenced his thinking.

Jon had Marietta Edgecombe drink Veritaserum and learned the details of Dumbledore’s Army, then went to Madam Puddifoot’s Tea Shop, where he unexpectedly encountered Daphne Greengrass. The chapter ended with Daphne asking whether he had come to see her sister.

• Selwyn persuaded Marietta to drink Butterbeer laced with Veritaserum, and Jon began questioning her while Pansy and Selwyn took notes.
• Marietta told Jon that Hermione had organized Dumbledore’s Army, that its members practiced defensive spells in the Room of Requirement, and that Hermione used enchanted Gold Galleons to announce meetings.
• Jon sent Blaise to deliver Marietta’s Gold Galleon to Professor Umbridge, then ended the interrogation after Marietta confessed everything.
• Jon left The Three Broomsticks and headed to Madam Puddifoot’s Tea Shop, where he bumped into Daphne Greengrass.
• Daphne asked Jon whether he had come to see her sister.

Jon met Daphne Greengrass at Madam Puddifoot’s Tea Shop and learned that Astoria was at St Mungo’s for a recurring illness. Daphne told him Astoria had asked her to reassure him, leaving Jon relieved but still unsure how much Daphne knew about her sister’s condition.

• Daphne Greengrass led Jon into Madam Puddifoot’s Tea Shop to meet him in Astoria’s place.
• Daphne asked Jon about his relationship with Astoria and described Astoria’s former boyfriend as a Triwizard Tournament champion who had died eight months earlier.
• Jon asked Daphne what had happened to Astoria, and Daphne said she was ill and staying at St Mungo’s Hospital for Magical Maladies and Injuries.
• Daphne explained that Astoria had suffered from poor health since childhood and usually spent half a month at St Mungo’s each year.
• Daphne said Astoria had asked her to tell Jon not to worry, then left the tea shop while Jon remained behind.

Jon disguised himself as Ron Weasley to enter the Headmaster's Office and asked Headmistress Derwent to check on the unconscious Astoria Greengrass at St. Mungo's. He then asked Headmaster Black to warn Dumbledore that Harry Potter's secret society had been exposed and the Ministry might act against him tomorrow.

• Jon told Draco Malfoy he planned to report Dumbledore's Army's next meeting to Professor Umbridge, then used a potion to transform into Ron Weasley.
• Jon gave the Stone Gargoyle the password "Hart" and entered the Headmaster's Office, where he changed back into his own appearance.
• Jon asked Headmistress Delis Derwent to check on Astoria Greengrass at St. Mungo's, and she reported that Astoria was stable but unconscious and in a pained sleep.
• Delis Derwent agreed to watch Astoria and alert Jon if her condition changed.
• Jon asked Headmaster Phineas Black to contact Dumbledore and warn him that Harry Potter's secret society had been exposed.

Jon informed Umbridge that Dumbledore’s Army was meeting in the Room of Requirement and helped her plan a raid. When Harry discovered the ambush and fled, Kristoff Patrick caught him with a Full Body-Bind Curse.

• Jon persuaded Phineas Black to report to Dumbledore, then left the Headmaster’s Office disguised as Ron Weasley.
• Jon told Umbridge about Marietta Edgecombe’s testimony and the enchanted Gold Galleon, and she planned to raid the D.A.’s meeting that evening.
• Umbridge arranged for Filch, Jon’s allies, and Aurors to help capture the students at the Room of Requirement.
• At the D.A. meeting, Hermione noticed Marietta Edgecombe was absent, and Luna said she had seen Marietta talking with Selwyn.
• Harry used the Marauder’s Map, spotted Umbridge and Filch approaching, and warned the D.A. members to flee.
• Kristoff Patrick bound Harry with a Full Body-Bind Curse and told Umbridge he had caught Potter.

Kristoff Patrick helped Dolores Umbridge capture Harry Potter and the members of Dumbledore’s Army, then secretly erased Marietta Edgecombe’s memory while escorting her to the Headmaster’s Office. The chapter ended with Marietta unaware that Jon had cast Obliviate on her.

• Jon tripped Harry, disarmed him, and handed him over to Umbridge, who rewarded Jon and took Harry to the Headmaster’s Office.
• Jon directed the search for Dumbledore’s Army, collected Filch’s list, and saw Ron and Hermione brought back as prisoners.
• Auror Delix asked Jon to bring Marietta Edgecombe to the Headmaster’s Office, while Hermione accused Marietta of betraying the group.
• Jon and Marietta entered the passage behind the Stone Gargoyle, and Jon cast Obliviate on her as they climbed the moving staircase.

Jon brought Marietta Edgecombe to Dumbledore's Office, where Fudge and Umbridge tried to use her testimony to accuse Dumbledore and Harry of organizing illegal student meetings. Dumbledore admitted founding Dumbledore's Army, and Fudge ordered Aurors to escort him to the Ministry, but Dumbledore hinted that the arrest might not go as planned.

• Jon brought Marietta Edgecombe into Dumbledore's Office, where Fudge, Umbridge, and the others questioned her about the student gatherings.
• Marietta said the gathering that night was the first and admitted she had lied about meetings happening every week.
• Percy cited the gathering at The Hog's Head, but Dumbledore pointed out that the Ministry's ban on student organizations had not yet taken effect.
• Jon handed Umbridge the parchment bearing the name Dumbledore's Army, and Dumbledore admitted that he had organized it.
• Fudge ordered Kingsley Shacklebolt and the other Aurors to take Dumbledore to the Ministry for trial, but Dumbledore warned that there was a problem with the plan.

Dumbledore overpowered Fudge and the Ministry officials in the Headmaster's Office, then escaped after warning Harry to learn Occlumency. Jon pretended to be unconscious, learned that the injured girl was improving, and faked a bloody injury with Nosebleed Nougat.

• Dumbledore blasted Fudge, Umbridge, the Aurors, and the others, while Fawkes shielded Jon from the shockwave.
• Professor McGonagall led Harry Potter and Marietta Edgecombe out, and Dumbledore warned Harry to close his mind and learn Occlumency.
• Jon got up after McGonagall and the students had left, and Dumbledore praised him for altering Miss Edgecombe's memories before giving him Nosebleed Nougat.
• Dumbledore departed with Fawkes, and Headmaster Black told Jon that Headmistress Derwent had said the girl was doing much better and appeared asleep.
• Jon swallowed the Nosebleed Nougat, screamed, and collapsed as blood poured from his nose.

After Dumbledore escaped Hogwarts, Umbridge took over as Headmistress and made Jon the leader of the Inquisitorial Squad. When she tried to force her way into the Headmaster’s Office, the Stone Gargoyle rebounded her spell and buried her in rubble.

• Jon pretended to be injured while Umbridge and the Ministry officials pursued Dumbledore, and Kingsley carried him to the Hospital Wing.
• Jon learned that the Ministry had appointed Umbridge Headmistress and that the school was buzzing with rumors about Dumbledore’s escape.
• Umbridge renamed her student group the Inquisitorial Squad and made Jon its leader, while Filch summoned him to the Headmaster’s Office.
• Umbridge tried to blast the Stone Gargoyle with Reducto, but the spell rebounded and buried her beneath rubble.

Jon tried to enter the Headmaster’s Office after Dolores Umbridge failed to defeat its Stone Gargoyle, then used his new authority to visit the office at night. There, he repaired the damaged portraits and learned an improved repair spell from the former headmasters.

• Dolores Umbridge failed to break through the Stone Gargoyle, and Jon let it strike him so he could pretend its defenses had repelled him too.
• The Special Operations Group deducted points from students for arbitrary reasons, while Jon used his role as Headmaster’s Assistant to patrol the castle at night.
• The Stone Gargoyle secretly let Jon into the Headmaster’s Office after confirming the passage was clear.
• More than thirty former headmasters demanded that Jon repair and clean their portraits, and he restored Phineas Black’s portrait first.
• Phineas Black, Dexter Foster, Armando Dippet, and Cromwell advised Jon on using Reparo-Max, and Jon cast it to repair the office’s broken stones and portraits.

Jon cleaned Dumbledore's office, explored his books, and tried to borrow a book on brewing Felix Felicis. The former headmasters stopped him but invited him to return at night, suggesting ways to sneak into the office.

• Jon finished dusting the headmasters' portraits and used Reparo to restore the scattered silverware.
• Jon searched Dumbledore's drawers, then browsed the headmasters' private book collection and read a book about improving Felix Felicis brewing.
• Jon tucked the potions book into his robes, but Headmasters Phineas Black and Oliver Cromwell stopped him from taking it.
• Phineas invited Jon to return that night, while Dexter Foster advised him to use the Disillusionment Charm.

Jon tried to avoid drawing suspicion while keeping watch on the Weasley twins, but Fred and George trapped Kristoff Patrick inside a broken Vanishing Cabinet. The twins planned to strike back at Umbridge, while Hermione wondered why they had targeted Patrick.

• Jon left the headmasters, encountered Fred and George Weasley, and suspected they might be planning to trap Montague in the Vanishing Cabinet.
• Jon returned to the Slytherin common room and casually warned Montague that the twins might be plotting against him.
• The next morning, Fred and George told Harry, Ron, and Hermione that they had forced Kristoff Patrick headfirst into the broken Vanishing Cabinet.
• Fred and George said they planned to give Umbridge an even bigger surprise, and Hermione quietly questioned why they had targeted Patrick.

Harry and the students watched the Weasley twins’ enchanted fireworks overwhelm Umbridge and spread chaos throughout Hogwarts. As Harry tracked the twins on the Marauder’s Map, Hermione briefly saw the name Jon Hart near the Headmaster’s Office, though she believed he had died nine months earlier.

• Harry watched Umbridge and Filch struggle to control the fireworks, while Fred and George hid nearby and celebrated their prank.
• The fireworks continued disrupting Hogwarts, and Umbridge eventually enlisted the Special Operations Group to help clear them.
• Umbridge learned Kristoff Patrick was missing, and Malfoy suspected the Weasley twins had attacked him after Patrick went looking for them.
• The twins evaded Umbridge and Filch for days as Harry used the Marauder’s Map and Ron used enchanted Gold Galleons to warn them.
• Hermione spotted the name Jon Hart near the Headmaster’s Office on the Marauder’s Map, but it vanished before she could confirm it.

Jon learned from the Stone Gargoyle that magic had been watching him and that the guardian had hidden him from detection near the Headmaster's Office. While studying the Disillusionment Charm, Jon received advice from the headmaster portraits, who revealed that they only pretended to sleep.

• The Stone Gargoyle told Jon that a detection spell or object had been watching him and that it had hidden him from magic near the Headmaster's Office.
• Jon stayed inside the Headmaster's Office grounds and ate food that Fawkes had brought from Grimmauld Place.
• Principal Dexter Fosco admitted that he missed eating and criticized Jon's approach to the Disillusionment Charm.
• Chris Everard and Phineas Black advised Jon about light, Invisibility Cloaks, and Demiguises as the headmaster portraits joined the conversation.
• Phineas Black told Jon that the portraits pretended to sleep, and Dexter Fosco resumed explaining how the Disillusionment Charm should act upon light.