Chapter Summaries

Harry learned that Sean had never celebrated his birthday, and Professor McGonagall and Sean invited him to Sean’s birthday party. On the eve of the celebration, Sean received gifts and a heartfelt message from Hermione, who promised she would attend.

• Harry remembered how Voldemort had murdered his parents and how Sean had repeatedly helped lead the fight against him.
• Professor McGonagall and Sean brought Harry an invitation to Sean’s birthday party on July 27, and Harry realized Sean had never celebrated his birthday.
• On the night of July 26, Sean received many gifts and letters, including a message from Hermione through the Magic Hand Mirror.
• Hermione wished Sean a happy birthday and told him she had returned from France to attend the party.
• Sean read Hermione’s letter and opened her gift, a large book of spells and History of Magic.

Sean attended his first birthday party, then went with Will to Privet Drive after a magical creation spotted unusual Wizards there. At the Dursleys’ home, Aunt Marge insulted Harry’s parents until she began swelling, and Sean revealed himself as the one responsible.

• Sean celebrated his birthday with friends and guests at a party, while Professor McGonagall kept him inside the villa.
• Sean sent Will to London after learning that one of his magical creations had found unusual Wizards on Privet Drive.
• Sean and Will arrived at Number Four, Privet Drive, where Harry was bracing himself for Aunt Marge’s visit.
• Aunt Marge arrived with her bull terrier and spent the evening favoring Dudley while taunting Harry.
• Aunt Marge insulted Harry’s mother, and she began swelling as Uncle Vernon and Aunt Petunia cried out.
• Sean appeared in the doorway and told Harry that his wand belonged to his grandfather.

Sean helped Harry leave the Dursleys’ home after Harry chose to go with him, then discovered Sirius Black hiding nearby and confronted him. Sirius transformed into a man and demanded to know who Sean was and where he was taking Harry; Sean said they were going to the Leaky Cauldron.

• Sean gave Harry a birthday present while Vernon demanded that he fix Marge and forbade Harry from celebrating or going to Hogsmeade.
• Sean offered Harry a chance to leave, and Harry decided to go with him.
• Harry gathered his trunk, books, birthday presents, and Hedwig’s empty cage before confronting Vernon and leaving the house.
• Sean sensed someone hiding in an alley and found Sirius Black in his Big Black Dog form.
• Sean’s Pukwudgie butler restrained Sirius and made him transform into a man.
• Sirius demanded to know who Sean served and where he was taking Harry, and Sean answered that they were going to the Leaky Cauldron.

Sean Green and Will helped Sirius Black evade capture and settled him at the Leaky Cauldron, where Sirius learned that Sean expected him to remain free to carry out an important task. Sean then met Harry as he left Privet Drive and prepared to take him to the Leaky Cauldron on the Knight Bus.

• Shorty threatened Sirius with an arrow, and Sean revealed that he knew Sirius was an Animagus and asked whether he had somewhere to stay.
• Sean sent Will to escort Sirius to 12 Grimmauld Place, while Sirius offered the Black family fortune and asked who Sean really was.
• Will helped Sirius retrieve a few belongings from the Black home, then took him to the Leaky Cauldron and gave him Gold Galleons to use while keeping watch over him.
• Will told Sirius that Sean knew what he still had to do and that he must not be caught.
• Harry left Privet Drive with his trunk and Hedwig, and Sean met him under a streetlamp with a cake and a note from his aunt.
• The Knight Bus arrived, and Sean took Harry's hand as Stan Shunpike introduced the bus.

Harry and Sean boarded the Knight Bus after using magic, and Harry tried to hide their identities from Stan Shunpike. Stan recognized Sean as the author of Green's Notes and revealed how the books had helped him, before the bus set off for London.

• Harry gave Stan the name Neville Longbottom, while Sean introduced himself as Justin Finch-Fletchley.
• Harry paid for the ride to London, and Sean used wandless magic to send Stan the money and chocolate.
• Stan recognized Sean Green as the author of Green's Notes and excitedly praised his books.
• Stan told Sean that Green's Notes had taught him spells and inspired him to apply for a job at Green's Bookshop.
• Harry climbed aboard the bus, met driver Ernie Prang, and the Knight Bus set off with a deafening bang.

Harry and Sean traveled on the Knight Bus as Sean reflected on how his books helped wizards, while Stan admitted he struggled to learn advanced magic. The bus continued toward Abergavenny, and Harry learned from the Daily Prophet that Sirius Black had escaped and was still at large.

• Harry admired Sean’s Wizarding Magic Chronicles and thought Green’s Notes were the best books in the Magical World.
• Sean asked Stan whether the Standard Spells Section needed changes, and Stan confessed he could not learn higher-level magic.
• Sean explained that Stan’s difficulty was not a lack of talent but that the section on Silence Spells had not yet been written.
• Stan read the Daily Prophet, which reported that Sirius Black had escaped from Azkaban and that the Ministry had warned the Muggle Prime Minister.
• Harry recognized Black’s photograph and asked Sean whether they might encounter him, then reacted uneasily to the report that Black had killed thirteen people with one spell.

As Harry rode the Knight Bus, Stan told him about Sirius Black’s escape from Azkaban, worsening Harry’s fear. Sean explained that he had created a new spell, the Blinding Light Charm, by reshaping Lumos’s magical [Order].

• Stan told Harry and Sean that Sirius Black had blown up a Muggle street, been sent to Azkaban, and escaped.
• Harry asked Sean whether the Ministry would recapture Black, then moved to a bed closer to him for comfort.
• Harry noticed Sean’s notes depicting a spell that produced an intense light and learned it was the Blinding Light Charm.
• Sean explained that the charm came from reshaping Lumos’s [Order] and that its [Wisdom] was not yet perfected.
• Harry realized Sean had created a wholly new spell, and Sean concluded that a Wizard’s inner [Order] made reality obey their will.

Harry and Sean arrived at the Leaky Cauldron on the Knight Bus, where Minister Fudge recognized Harry and met Sean for the first time. Fudge ushered them into a private room, then told Sean to wait while he dealt with Harry.

• Harry and Sean rode the Knight Bus to London after Stan interrupted their conversation by spilling chocolate on Harry.
• At the Leaky Cauldron, Fudge greeted Harry and learned that the other passenger was Sean Green.
• Fudge spoke enthusiastically with Sean and brought both him and Harry into a private room.
• Fudge told Sean to wait, then asked Harry to sit by the fire, leaving Harry worried that he would be blamed for using magic outside school.

Minister Fudge told Harry that the Ministry had dealt with the incident involving Aunt Marge and would not punish him, then arranged for him to stay at the Leaky Cauldron. Harry realized Fudge was there because Sirius had escaped, and the chapter ended with Fudge taking Sean aside while Harry was assigned Room 11.

• Fudge told Harry that the Ministry had deflated Aunt Marge, modified her memory, and would not punish Harry for using magic.
• Harry learned that his aunt and uncle would let him return the following summer, but wanted him to spend Christmas and Easter at Hogwarts.
• Harry questioned why Fudge had come to the Leaky Cauldron and realized it was because Sirius had escaped from Azkaban and wanted to kill him.
• Harry asked Sean if he could return to Hogwarts with him, but Sean shook his head and assured him he would not be in danger.
• Fudge arranged Room 11 for Harry, told him to stay in Diagon Alley and return before dark, then left with Sean to speak privately.

Fudge offered Sean his support, hoping to back a wizard who could stand against Dumbledore, while Sean remained guarded about his intentions. At the Leaky Cauldron, Harry reunited with Hedwig and asked Sean why Sirius would not hurt him, as Sirius listened from the adjoining room and pleaded for a chance to see his master.

• Fudge praised Sean’s talent and offered to support him, but Sean gave him no clear response.
• Bai Yi flew in after Fudge left, and Sean reflected on the Minister’s political motives and his reliance on Dumbledore.
• Harry arrived at Room 11, reunited with Hedwig, and settled into the room Tom had prepared for him.
• Sean checked on Sirius in Room 10 and saw that Sirius was reading about Sean in the newspaper.
• Harry asked Sean why Sirius would not harm him, and Sean assured him that he was safe.
• Sirius tried to leave his room to see Harry, but Will blocked him and warned him not to ruin his master’s plan.

Sean met Sirius after Will revealed that Sean knew the truth about Sirius and could help clear his name. Sirius became convinced that Sean’s knowledge was connected to the dead, and the chapter left Sean holding Voldemort’s Horcrux, Slytherin’s Locket, while Sirius watched Harry from afar.

• Will told Sirius that Sean knew the truth and had the power to know what others did not, prompting Sirius to ask to meet him.
• Sean reassured Harry that Sirius would not hurt him, then entered Room 10 and confirmed to Sirius that he was an unregistered Animagus.
• Sirius confessed that he believed he had ruined everything and asked whether the people he loved hated him, while Sean offered him Pumpkin Juice and a gentle response.
• Sean realized there was no need to earn Sirius’s trust to enter the Black ancestral home because Will had already found and retrieved Slytherin’s Locket.
• Sirius watched Harry study outside Florean Fortescue’s Ice Cream Parlour, and Will kept watch to stop him from jumping off the terrace.

Harry, Sean, and their friends met in Diagon Alley, where Harry explained that Sean had used his grandfather’s wand when the Ministry questioned him about his aunt. The group went to the Magical Menagerie to have Scabbers checked, but a large ginger cat startled the rat into fleeing, and Hermione said she liked the cat.

• Sean met Seamus Finnigan and Dean Thomas near Quality Quidditch Supplies and Neville outside Flourish and Blotts before joining Ron and Hermione at the ice cream parlour.
• Harry arrived with Justin and told his friends that Sean had used his grandfather’s wand when the Ministry questioned him about his aunt.
• Ron brought Scabbers to the Magical Menagerie because the rat seemed unwell after Egypt, while Hermione looked for an owl.
• The shopkeeper examined Scabbers and offered Ron a bottle of rat tonic, but a large ginger cat pounced on Ron and frightened Scabbers into running away.
• Ron and Harry chased Scabbers out of the shop, and Hermione told Sean and Justin that she liked the cat.

Hermione bought the aggressive ginger cat and named it Crookshanks, while Ron worried that it would attack Scabbers. Sean realized that Hermione and Justin were nearing the truth about Scabbers, and the group met the Weasleys at the Leaky Cauldron, where Mr. Weasley discussed the hunt for Sirius Black.

• After Ron rushed out of the pet shop, Hermione bought the ginger cat and named it Crookshanks.
• Hermione and Justin questioned how Scabbers could have lived so long, and Sean suspected they were close to discovering that Scabbers was Peter.
• Sean and the others went to the Leaky Cauldron and found Mr. Weasley reading about Sirius Black, who had not been captured.
• Mr. Weasley warned Ron that a thirteen-year-old wizard could not catch Black and expected the Azkaban guards to bring him back.
• Mrs. Weasley arrived with Fred, George, Percy, and Ginny, and the twins enthusiastically greeted Sean.

Sean spent time with the Weasleys before planning his return to Hogwarts and the destruction of Slytherin's Locket. While searching for Ron's Rat Tonic and Percy's badge, Sean and Harry overheard Arthur reveal that Sirius Black had escaped Azkaban and was believed to be hunting Harry.

• Mrs. Weasley reunited with Sean and the young wizards, proudly showed off Percy's Head Boy badge, and scolded Fred and George for not becoming Prefects.
• Sean considered returning to Hogwarts to destroy Slytherin's Locket and continue reshaping magic, while noting that mastering Fiendfyre would unlock a new Title.
• Ron and Percy argued over Ron's missing Rat Tonic and Percy's missing badge, and Sean slipped away to search with Harry.
• Sean and Harry overheard Arthur argue with Molly that Harry needed to know Sirius Black was believed to be after him.
• Arthur explained that Azkaban guards had heard Black repeating, "He's at Hogwarts," and said Black wanted Harry dead; Harry stood stunned.

Harry learned that Sirius Black was looking for him, but Sean’s presence and trust in Hogwarts steadied him. After the group reached Diagon Alley, Sean learned Professor Quirrell had failed to find Voldemort and sent Tira to accompany him as he continued searching.

• Sean and Harry overheard Mr. and Mrs. Weasley discuss Sirius Black’s search for Harry and the Azkaban guards stationed around Hogwarts.
• Harry told Sean he had heard that Black was looking for him, then took comfort in the safety of Hogwarts and Sean’s presence.
• Sean retrieved Ron’s Rat Tonic, and Fred and George revealed they had changed Percy’s badge to read Big Head Ghost.
• Ron and the others left the Leaky Cauldron for Flourish and Blotts, where Sean met Professor Quirrell and heard that he had not found Voldemort.
• Sean asked Quirrell to keep searching and gave him Tira, a Bowtruckle, to help him use the Magic Hand Mirror if trouble arose.

Sean sent Professor Quirrell to search the forests of Albania for Voldemort’s main soul, then went to Flourish and Blotts to buy his Hogwarts textbooks. There, he found Harry transfixed by a book about death omens and noticed a goblin-like figure leading a black dog.

• Sean reflected that destroying Voldemort’s Horcruxes would only make him mortal, and that Voldemort’s main soul still had to be found and harmed.
• Sean visited Flourish and Blotts, where the manager recognized him, asked for his autograph, and offered him a discount and a business partnership.
• The manager struggled with the biting copies of Fantastic Beasts and Where to Find Them, while Sean bought Unfogging the Future and ordered the other books on his list.
• Sean saw Harry crouched over Death Omen: What to Do When You Know Misfortune Is Coming and stood in front of him to shield him from the crowd.
• As the manager gathered Sean’s books, Sean noticed a goblin-like figure leading a large black dog.

Sean watched the black dog arrive at the Leaky Cauldron, where Sirius Black explained how he had escaped Azkaban and why he had pursued Peter Pettigrew. Sean met Sirius at six and said he had helped because their goals were the same, leaving Sirius wondering what he meant.

• Sean decided to visit Albania, return Regulus Black's remains to Sirius, and seek Sirius's help finding Nagini.
• Harry saw the black dog disappear and wondered if it was the Death Omen.
• The Pukwudgie butler brought Sirius to Room 10, where Sirius explained that his belief in his innocence and his hatred of Peter had kept him sane and helped him escape as a dog.
• Sirius told the butler he had fled Azkaban to stop Peter from betraying Harry to Voldemort, but the butler found him first.
• Sean arrived at six, and when Sirius asked why he had helped him, Sean said their goals were the same.

Sean brought Sirius to the Black family home and showed him Regulus Black’s body, challenging Sirius’s belief that Regulus had died as a Death Eater trying to leave Voldemort. Kreacher appeared, poised to tell them what had really happened.

• Sirius asked Sean whether Voldemort would return, and Sean said he wanted to hear everything about Regulus Black.
• Sirius led Sean to 12 Grimmauld Place and described his family’s pure-blood beliefs and Regulus’s decision to join the Death Eaters.
• Sirius said Voldemort had killed Regulus after he tried to leave the Death Eaters.
• Sean showed Sirius Regulus’s body in a coffin-like box and said Kreacher would tell a different story.
• Kreacher appeared and cried out, “Young Master Black!”

Sean returned Regulus Black's body to the Black family home and showed Kreacher the Locket and other destroyed dark objects, convincing him to trust Sean. Sean asked Kreacher to tell Regulus's story, and Kreacher began recounting what happened.

• Kreacher mistook Regulus's body for his returned master and insulted Sirius and Sean, prompting Will to fight and restrain him.
• Sean gave Kreacher the Locket and showed him a damaged notebook and a Diadem, proving he knew how to destroy the objects Regulus had sought to destroy.
• Kreacher recognized Sean as the wizard who had destroyed the objects and said he believed him.
• Sirius demanded an explanation, and Sean offered to return the Locket if Kreacher told them Regulus's story.
• Kreacher began speaking about Regulus, grieving that he had returned home but could never be woken again.

Kreacher told Sirius how Regulus discovered Voldemort’s Horcrux and sacrificed himself to steal it. After reading Regulus’s note, Sirius accepted that they would have to fight Voldemort and found hope in that struggle.

• Kreacher recounted how Regulus offered him to Voldemort, who forced him to drink potion in a cave and abandoned him on an island.
• Kreacher explained that Regulus returned with him to the cave, drank the potion himself, and ordered Kreacher to switch the locket and escape while Regulus was dragged into the lake.
• Sean gave Sirius Regulus’s note revealing that he had stolen Voldemort’s real Horcrux and intended to destroy it.
• Sirius realized Regulus had resisted Voldemort and asked the young wizard whether defeating him was their goal.
• The young wizard spoke to Sirius about hope, and Sirius watched night fall as he accepted the call to fight.