Chapter Summaries

Sean helped Hagrid feed the Thestrals and Fluffy, then gave him Dragon Biscuits that could transform him into a fire dragon. Hagrid eagerly began his transformation outside his hut, where Sean encountered someone unexpected.

• Sean accompanied Hagrid into the Forbidden Forest and fed Fluffy, increasing the Three-headed Dog's affection for him.
• Hagrid gave Sean Fantastic Beasts and Where to Find Them, and Sean considered ways to counter the Basilisk's gaze.
• Hagrid told Sean he wanted an invitation to try transforming into a fire dragon, and Sean gave him several Dragon Biscuits.
• Hagrid swallowed seven Dragon Biscuits at once and sat down, so Sean quickly dragged him outside the hut.
• Sean ran into someone unexpected outside Hagrid's hut.

Sean witnessed Hagrid transform into a gigantic fire dragon and learned that a wizard’s soul and nature shaped the transformation. He then used the Void Talisman to communicate precise commands to Bai Yi, concluding that love connected their souls.

• Sean watched Hagrid transform into a fire dragon and observed that Hagrid’s personality remained unchanged despite his new form.
• Professor McGonagall confronted Sean while Dumbledore calmly watched Hagrid, who sat beside him and wagged his tail.
• Dumbledore told Sean that some magic, including love, was engraved in the soul and encouraged him to use the Soul Artifact.
• Sean placed the Void Talisman around his neck, and Bai Yi understood his request and leapt onto his hand.
• Sean considered how the Soul Artifact resembled the Resurrection Stone and realized that love connected souls.

Sean learned from Dumbledore that love could anchor souls in the Boundary, then continued practicing Transfiguration to prepare for his plan against the Basilisk. His training near the Forbidden Forest was interrupted when Hagrid rushed over, convinced an earthquake had struck.

• Dumbledore explained to Sean that love could guide lost souls through the Boundary and help them find their way back.
• Sean spent longer in the Boundary and gained three proficiency increases in Soul Transfiguration.
• Sean saw in the Dream Story that its subject had eventually learned to remain in a dream for seven hours.
• Sean reviewed his Transfiguration progress and decided to improve both Magic and material Transfiguration to proficient level.
• Sean practiced material Transfiguration near the Forbidden Forest under Professor McGonagall's supervision.
• Hagrid ran up carrying Fang and several Bowtruckles and warned Sean and Professor McGonagall about what he thought was an earthquake.

Sean spent the end of summer planning how to use powerful magic against the Basilisk, then helped gather Hogwarts students at Hogsmeade Station when Hagrid went missing. There, he and Hermione met Luna, who argued that creatures people dismissed might still exist.

• Sean considered using Ancient Runes and powerful Transfiguration to create an earthquake or move a mountain against the Basilisk.
• Fairy Tale Workshop announced its Three-headed Dog series, drawing renewed attention to its shop at 77 Diagon Alley.
• On September 1st, Hagrid took Sean to help bring Thestrals to Hogsmeade Station for the returning students.
• When Hagrid went searching for a missing Thestral, Sean, Justin, and Neville gathered the new students at the station.
• Hermione asked Sean about Harry and Ron, and Sean reassured her that they would be fine.
• Luna approached the group, spoke about seeing Thestrals and unusual creatures, and irritated Hermione by insisting that such creatures might exist.

Sean returned to Hogwarts for the new school year, where the Sorting brought Ginny Weasley and Luna Lovegood into the school. He sat with Ravenclaw and contemplated confronting the Sorting Hat, leaving his plans for settling accounts with it unresolved.

• Hagrid led the first-years toward the boats while Sean and the other students traveled to Hogwarts by carriage.
• Sean joined the Ravenclaw table, where Roger Davies wondered whether he would return to the Quidditch team and Penelope asked about his summer.
• Professor McGonagall sorted Ginny Weasley into Gryffindor, and Ginny asked about Sean Green before joining the Gryffindors.
• Luna Lovegood was sorted into Ravenclaw and sat beside Sean, then argued with Anthony about whether Heliopaths existed.
• Sean thought about pulling the Sword of Gryffindor from the Sorting Hat and planned to settle accounts with it.

Sean worried about Harry and Ron’s disappearance and the danger of Riddle’s Diary, then visited the Headmaster’s office after the boys returned. He found the Sorting Hat alone and began asking it for something, while the hat acknowledged that it owed Ravenclaw a favor.

• Sean worried that Ginny had Riddle’s Diary and resolved to avoid it until he could destroy it with a Basilisk fang.
• Harry and Ron failed to appear during the Sorting Ceremony, and Dumbledore and the professors left the Great Hall after hearing major news.
• McGonagall brought Harry and Ron back, gave them food, and left them to face Hermione and the excited Gryffindors.
• Sean left the Great Hall to visit the Headmaster’s office, while Justin observed that Harry had run into trouble again.
• Sean found the Sorting Hat alone in the office, picked it up, and heard it offer to repay Ravenclaw for a favor.

Sean tried to draw the Sword of Gryffindor from Mr. Sorting Hat, but the sword vanished before he could pull it free, and the hat told him to return when he was ready to complete Gryffindor’s mission. At breakfast, Ron received a Howler, which began roaring through the Great Hall.

• Sean questioned Mr. Sorting Hat, while Bai Yi tried to carry it off as nesting material.
• Mr. Sorting Hat revealed that Hogwarts would help those who needed it and said the Sword of Gryffindor would appear when a true hero needed it.
• Sean grasped the sword inside the hat but could not draw it, and Mr. Sorting Hat told him to come back when he was ready to complete Gryffindor’s mission.
• At breakfast, Justin asked whether Sean had finished his Animagus transformation, while Sean continued examining a magical contraption.
• Errol crashed into Hermione’s pitcher carrying a red envelope, and Ron recognized it as a Howler.
• Ron opened the Howler, and a tremendous voice shouted, “Ron Weasley!”

Sean tried to draw the Sword of Gryffindor from the Sorting Hat, but it vanished before he could pull it free. The next morning at breakfast, Ron opened a Howler that began shouting his name.

• Sean questioned the Sorting Hat about its secrets and learned that Hogwarts would help those in need.
• Sean briefly grasped the Sword of Gryffindor through the hat, but it disappeared before he could draw it.
• Sean told Justin that he had completed his Animagus transformation while he examined a magical device at breakfast.
• Owls delivered letters and packages to the Great Hall, and Errol dropped into Hermione's jug of milk with Ron's red Howler.
• Ron opened the Howler, and it roared, "Ron Weasley!"

Sean prepared to use a Pensieve and his Magic Refraction Mirror to intervene in the Basilisk’s first attack, while Hogwarts clubs recruited new members. The chapter ended with Justin asking Sean to show him his Animagus transformation before Herbology.

• Sean finished his Magic Refraction Mirror and planned to test it by saving Mrs. Norris from the Basilisk’s attack in October.
• Sean used the Wooden Cabinet to retrieve a Pensieve, reviewed his memory of Mrs. Norris being petrified, then stored the basin away with an emergency destruction spell.
• Hannah recruited students to the Castle Spirit Cat Club alongside Neville, while clubs across Hogwarts competed for new members.
• Sean noticed that many Hufflepuffs had joined the Never Hungry Club.
• Justin approached Sean with Mandrake leaves and asked to see his Animagus transformation.

Sean attended Herbology in Greenhouse Three, where Professor Sprout learned that he had succeeded in his Animagus transformation. Professor Sprout taught the class to repot Mandrakes while Lockhart stayed to observe, and Bruce hinted that the greenhouse’s strange powders might affect him.

• Hannah scolded Justin for failing to recruit Sean and dragged him away before Sean could respond.
• Sean joined Ravenclaw’s Herbology class outside the Greenhouse, where Professor Sprout arrived with Lockhart after treating the Whomping Willow.
• Professor Sprout asked Sean about his Animagus studies, and Sean told her he had succeeded.
• Anthony and Michael discussed the students’ rankings and discovered that Sean and the others had joined a special club.
• Professor Sprout led the class into Greenhouse Three and announced that they would repot Mandrakes.
• Bruce suggested that strange powders in the greenhouse could affect Lockhart, who insisted he had encountered every plant there.

During Herbology, Sean answered questions about Mandrakes while Lockhart tried to boast and take credit for his promise. Bruce used Itchvine and itching powder to humiliate Lockhart, and Sean realized the plant was fake as Bruce hinted that other things were fake too.

• Sean explained that Mandrakes could restore people who had been Transfigured or cursed.
• Lockhart praised Sean and bragged about his own achievements, but Ravenclaw and Slytherin students mocked his claims.
• Lockhart ran from the Greenhouse with an Itchvine-induced itch, and Bruce made it worse by sprinkling him with powder.
• Professor Sprout closed the Greenhouse door to spare Lockhart further humiliation, then continued teaching Herbology.
• Sean handled a Mandrake proficiently while the class repotted the plants.
• Lockhart later claimed he had subdued the Itchvine, and Bruce told Sean that Itchvine was fake and hinted that other things were fake too.

Bruce told Sean how Lockhart stole the credit for saving a village from werewolves, then Sean considered advanced Transfiguration while Ron struggled with his broken wand. Sean offered to help Ron secretly get a replacement wand, leaving Ron reassured but worried about breaking school rules.

• Bruce explained that Lockhart had erased the memories of famous wizards and claimed credit for freeing a village from werewolves.
• Sean quickly transformed a beetle into a Button in Professor McGonagall's class and considered using Transfiguration on himself and preparing to face the Basilisk.
• Ron repeatedly failed to transform a beetle because his taped-up wand was broken, while Harry left for Quidditch practice and Hermione walked away angrily.
• Sean told Ron to use a secret passage to visit Ollivanders Wand Shop, where Shopkeeper Gurt would be waiting to help him get a replacement wand.

Sean practiced Transfiguration with Bai Yi and tested whether Hagrid could share a Soul Artifact connection, turning him into a fire dragon. The next morning, Lockhart drew McGonagall’s suspicion when he mentioned Sean by name.

• Sean guided Bai Yi through transformations in the Forbidden Forest and found that she could change repeatedly without cost.
• Sean transformed Hagrid into a fire dragon and discovered that Hagrid’s soul created no extra burden on their communication.
• Harry noticed Hermione had marked Lockhart’s classes with hearts, and Justin gently warned her about caring too much.
• Lockhart tried to ask McGonagall about Sean, but quickly backed down when her expression turned dangerous.
• McGonagall looked to Dumbledore, convinced that hiring Lockhart had been a mistake.

Lockhart anticipated gaining fame through his connection to Harry, while Malfoy speculated that Sean was a pure-blood leader and tried to drive a wedge between him and the others. After Malfoy left abruptly, Harry and Ron wondered how he had learned about Sean.

• Lockhart imagined being honored with a Chocolate Frog Card, and McGonagall questioned Dumbledore about hiring him.
• Colin Creevey asked Harry for a photograph and autograph, and Sean levitated Colin’s camera to help.
• Malfoy mocked Harry and Colin, then revealed his belief that Sean belonged to an influential pure-blood family.
• Malfoy taunted Ron before leaving with Crabbe and Goyle, who questioned why they were going.
• Harry asked Ron what Malfoy was doing, and Ron guessed he was trying to divide them from Sean.

Sean ignored Lockhart’s lesson while considering how to get approvals for Restricted Section books, then rescued Neville and subdued the pixies after Lockhart abandoned the class. The chapter left the students impressed by Sean and convinced that Lockhart was a fraud.

• Ron laughed at the many portraits of Lockhart, while Hermione scolded him.
• Lockhart gave the class a quiz about himself, and Sean and Hermione earned perfect scores.
• Sean considered asking Lockhart to sign approval slips for books in the Restricted Section.
• Pixies escaped from Lockhart’s cage, wrecked the classroom, and lifted Neville onto the chandelier.
• Lockhart left Harry, Ron, Hermione, and Sean to deal with the remaining pixies.
• Sean used fire, a living wall, and a staircase of books to subdue the pixies and bring Neville down safely.

Sean sensed that Tom Riddle was using Ginny to kill roosters and planned to find the Chamber of Secrets and track her. That night, Ron attempted to leave Hogwarts with Sean’s help, while Fred and George watched from behind a portrait.

• Sean noticed the diary’s malice growing and suspected Tom had harmed Ginny’s soul, so he planned to search for the Chamber of Secrets that night.
• Sean visited Hagrid, who told him that two roosters had been killed since term began.
• Sean realized Tom was likely forcing Ginny to slaughter roosters and decided he needed a way to track her.
• Ron cautiously searched the corridors for Filch and Mrs. Norris, but found Mrs. Norris perched on Sean’s shoulder.
• Fred and George briefly appeared from behind a lifted portrait, then retreated after seeing Mrs. Norris.

Fred and George gave Sean the Marauder's Map, which revealed Hogwarts’ hidden passages and the movements of everyone in the castle. After noticing Peter beside Ron and seeing Ginny return to Gryffindor Tower, Sean realized Tom might act soon and headed off to make his own move.

• Ron asked how they could avoid Professor Snape while he was patrolling, and Fred and George offered Sean an old, blank piece of parchment.
• Fred and George explained that they had stolen the parchment from Filch’s office and showed Sean how to activate it as the Marauder's Map.
• Sean examined the map, which displayed Hogwarts, secret passages to Hogsmeade, and the names of people moving around the castle.
• Sean noticed Peter’s name beside Ron and reflected on the names of the Marauders and their fates.
• After Ron was sent off safely, Fred and George explained how to erase the map, and Sean saw Ginny return to Gryffindor Tower.
• Sean put away the map and went deeper into the castle, deciding to act before Tom did.

Sean Green questioned Moaning Myrtle about her death and learned that the murderer had left her staring at a pair of enormous yellow eyes. Myrtle pointed him toward a snake carved on a bathroom sink, revealing the entrance he sought, but Sean still needed Harry to discover he could speak Parseltongue.

• Peeves taunted Moaning Myrtle until Sean's presence frightened him away.
• Sean asked Myrtle how she had died, and she recounted hearing a boy speak before seeing huge yellow eyes and dying in the bathroom.
• Sean asked whether finding and punishing her murderer would make her happier, and he promised to help her.
• After learning Sean's name, Myrtle revealed that the eyes were somewhere near the sink in front of her.
• Sean spotted a tiny snake carved on a copper tap and realized he had found the entrance, but he still needed to find Harry.

Sean used Harry’s encounter with the Basilisk’s voice to confirm that Harry was a Parselmouth, then entered the Chamber of Secrets with Alchemy Frogs. He prepared to face the Basilisk and hoped to subdue it rather than kill it.

• Sean showed Hermione the Alchemy Frog and explained how it could help test the Magic Refraction Mirror and support his plan.
• Harry heard a strange voice while working in Lockhart’s office, and Sean confirmed that Harry had heard it too.
• Sean prompted Harry to repeat the voice’s words, recognized them as snake speech, and gave him an Alchemy Frog.
• Sean used Harry’s snake speech to open the entrance in the second-floor girls’ bathroom and sent five Alchemy Frogs down the pipe.
• Sean considered how to subdue the Basilisk safely, while Moaning Myrtle found him waiting by the entrance.

Sean used the Boundary to meet Ginny in a dream and reassure her that she would soon recover from her nightmares. Ginny woke excitedly and told the other students, while Sean went to investigate the second-floor girls’ bathroom.

• Sean returned to Ravenclaw Tower and realized the Void Talisman was ready to take him to the Boundary.
• Sean, appearing as a black cat, met Ginny in the Boundary and learned that she had been having nightmares and finding chicken feathers on her robes.
• Sean told Ginny she would get better soon, but said they might not meet again if all went well because he planned to deal with the Basilisk and destroy the diary.
• Ginny woke from the dream and told the other students about the black cat, and Luna found a black cat hair in Ginny’s hair.
• Sean left the Great Hall and found Peeves outside the girls’ bathroom, threatening a little witch over Moaning Myrtle.