Chapter Summaries

Sean reassured Hermione that Harry and Ron would return safely, then arrived at Hogwarts and saw Ginny and Luna sorted into their houses. Recognizing that Ginny possessed Voldemort’s Diary, Sean considered whether obtaining it was worth risking Azkaban.

• Sean told Hermione to stay calm and seek help from the professors after they reached Hogwarts, and she left with Neville.
• Sean and the other students arrived at Hogwarts in Thestral-drawn carriages, and Sean saw that Blaise, Andy, and Janson could not see the Thestrals.
• Andy and Blaise recalled Sean beating Malfoy on the first day of the previous school year, while Malfoy overheard them and muttered a threat.
• Professor McGonagall sorted Ginny Weasley into Gryffindor and Luna Lovegood into Ravenclaw.
• Sean remembered that Ginny had Voldemort’s Diary and weighed the danger of using unconventional means to obtain it.

Sean attended the start-of-term feast, then heard that Harry and Ron might be expelled after flying a car to Hogwarts. The chapter ended with Sean using a Disillusionment Charm to help Blaise sneak back to his room and avoid his older ex-girlfriend.

• Sean watched Snape leave the feast and laughed at an image of him on the toilet, then returned to the Slytherin common room with Blaise and the others.
• Sean returned to his room and found Kulkan waiting for him after the snake had outgrown being carried beneath his robes.
• Blaise told Sean that Harry and Ron had missed the Hogwarts Express and flown a stolen Muggle car to Hogwarts, and Sean said expulsion was unlikely.
• Blaise asked to sleep in Sean's room because his older ex-girlfriend was waiting outside his, hoping to get back together.
• Sean cast a Disillusionment Charm on Blaise and sent him back to his room unseen.

Sean received news that his mother was pregnant and collected repaired equipment his father had sent, while Blaise reflected on his relationship with his mother. Their second-year Transfiguration class began with Professor McGonagall asking the students to turn beetles into buttons, and Sean immediately produced an elaborate silver-and-emerald button.

• Sean read a letter from his family announcing his mother's pregnancy and received a bag containing his repaired equipment from Aldrich.
• Ron received a Howler from Mrs. Weasley, who scolded him and then congratulated Ginny on entering Gryffindor.
• Sean advised Blaise to be understanding of his mother, and Blaise quietly finished breakfast before going with Sean to class.
• Professor McGonagall demonstrated turning a beetle into an agate button and assigned the students to transform their own beetles.
• Sean transformed his beetle into a silver button set with emerald fragments.

Sean impressed Professor McGonagall by transforming a button through several increasingly difficult forms, culminating in a large jeweled chest. She praised his ability and asked him to see her after class, while Sean suspected she wanted to discuss joining her Transfiguration club.

• Professor McGonagall awarded Sean ten points for his Slytherin-style button and asked him to transform it further.
• Sean turned the button into a King of Spades card and then a silver-white snake resembling Kulkan.
• Professor McGonagall challenged Sean to make the snake into a magnificent chest, testing his ability to alter an object's size.
• Sean transfigured the snake into a pumpkin-sized silver-white chest inlaid with emeralds, earning Professor McGonagall's praise.
• Professor McGonagall asked Sean to see her after class, and Sean returned the exhausted beetle to its box before helping Blaise practice.

Sean attended Herbology with Blaise and repotted Mandrakes, whose cries gave him an idea for fighting a Basilisk. The chapter left him wondering whether Mandrake cries and rooster crowing could counter a Basilisk’s deadly gaze.

• Sean told Blaise that he had joined Professor McGonagall’s Firwood Club, which met twice a week in the evenings.
• Sean and Blaise arrived at Greenhouse One, where Professor Sprout taught the students about Mandrakes and their dangerous cries.
• Catherine Bishop answered Professor Sprout’s question about Mandrakes and earned ten points for Ravenclaw.
• Sean repotted his Mandrake and considered using many Mandrake cries, alongside rooster crowing, against a Basilisk.

Sean advised Harry to uphold his principles instead of tolerating behavior he disliked, and Harry put the advice into practice when Lockhart and Colin tried to photograph him. Sean saw that changing Harry’s way of thinking might help with his future plans.

• Sean saw Malfoy approach Harry and Colin Creevey, then passed between them and gave Harry a chance to leave for class.
• Sean told Harry that he should set clear boundaries and act according to his principles rather than endlessly accommodating others.
• When Harry asked what Sean would do, Sean said he would blow up Colin’s camera if Colin photographed him against his wishes.
• Lockhart put his arm around Harry and urged Colin to take a picture of them, claiming he was helping Harry avoid seeming arrogant.
• Harry pulled away from Lockhart, blocked Colin’s camera, and told Colin he welcomed his friendship but did not want to be photographed.
• Sean entered the classroom with Blaise and thought reshaping Harry’s ideas could help his future plans.

Gilderoy Lockhart gave the second-years a quiz about his books, and Sean and Hermione were the only students to answer every question correctly. After Lockhart awarded them points, Sean hinted to Blaise that he planned to make Lockhart teach Defense Against the Dark Arts properly.

• Lockhart introduced himself to the Slytherin and Gryffindor second-years and gave them a quiz about his personal preferences and ambitions.
• Sean explained to Blaise that he had read Lockhart’s books carefully for their useful advice, though he suspected Lockhart had claimed other people’s experiences as his own.
• Blaise copied Sean’s answers as the students completed the quiz.
• Lockhart announced that Sean and Hermione had both scored perfectly and awarded ten house points to Slytherin and Gryffindor, respectively.
• Sean told Blaise he intended to urge Lockhart to fulfill his teaching duties, and Blaise watched Lockhart with renewed interest.

Sean stopped Lockhart’s Cornish Pixie demonstration by using Viper-To-Ten Thousand to defeat the pixies, then pressured Lockhart into demonstrating his own method. The chapter ended with Sean striking Lockhart with a red spell before he could finish his incantation.

• Lockhart released Cornish Pixies to show the class how dangerous they were, and they wreaked havoc, hanging Neville from a chandelier.
• Sean transformed classroom objects into hawks with Viper-To-Ten Thousand, knocking out or killing the pixies and returning the survivors to their cage.
• Sean challenged Lockhart to demonstrate the gentler method he had claimed he could use, and classmates cheered them on until Lockhart agreed.
• Lockhart began an incantation, but Sean hit him with a red beam that sent him crashing into a cabinet.

Sean defeated Lockhart in another classroom duel and extracted the Bone Extraction Curse, then considered how to keep dueling him to obtain the Memory Charm. Lockhart fled when class ended, leaving Sean to plan how to make him agree to more duels.

• Sean extracted Writing Skill Level 4 from Lockhart after their first duel and persuaded him to duel again by praising his supposed concern for students.
• Lockhart cast Peskipiksi, Pesternomi, but Sean blocked it with Protego and knocked him down with the Levitation Charm.
• Sean extracted Bone Extraction Curse LV1 from Lockhart and learned that it was a flawed bone-repair spell that removed bones.
• Lockhart fled the classroom when the bell rang, and Sean resolved to find a way to keep dueling him for the Memory Charm.

Sean attended Potions Club after an unusual number of students commented on his confrontation with the new Defense Against the Dark Arts professor. Snape imposed a demanding publication goal on Sean, and Jennifer Flea later asked about his ties to the Slytherin Brotherhood and revealed that he and Oliver were blood cousins.

• Sean left Blaise to study with his girlfriend and went to the Potions Club, where he told Wang that the new Defense Against the Dark Arts professor was a slacker.
• Wang said his family expected him to earn all Os on his O.W.L.s, though he lacked confidence in Transfiguration and Ancient Runes.
• Snape told the club members to publish papers in potions journals and ordered Sean to publish at least two papers in The Golden Cauldron before seventh year.
• After the club meeting, Jennifer asked Sean whether he had joined the reserve organization of the Slytherin Brotherhood and said Oliver was his blood cousin.

Sean rejected Jennifer’s offer to help bring down Oliver and discovered that his new Cornish Pixie talent gave him only slow, controlled floating. He wondered whether added propulsion could make the ability useful for flight.

• Sean recognized that Jennifer was probing him and refused to hear her reasons or trust her offer to work against Oliver.
• Jennifer asked Sean to join her in bringing down Oliver, but Sean left without agreeing because he distrusted her motives and their family ties.
• Sean returned to his room, studied, and checked the abilities he had drawn from the Cornish Pixies.
• Sean discovered that the draws had raised Impish Trickery to Level 4 and granted him Blessing of the Cornish Pixies: Flight LV1.
• Sean tested the talent and found that it let him float forward at about walking speed, then wondered whether propulsion could make him fly faster.

Sean discovered that combining a spell with his flight talent gave him a burst of extraordinary speed, then began the second school day with Potions and Charms before heading toward the Firwood Club. The chapter left Sean preparing to visit the club after Blaise suggested Katherine Bishop might be interested in him.

• Janson rushed to Sean's room after hearing a crash and found him unharmed beside a toppled cabinet.
• Sean told Janson he no longer needed to follow him around Hogwarts, then repaired the cabinet and went back to bed after calming Kulkan.
• Blaise woke Sean in a hurry, and they arrived at Potions just before class began; Snape mocked Harry and took points from Harry and Ron for being late.
• Sean brewed a perfect potion and earned Slytherin ten points, while Harry and Ron lost Gryffindor ten points.
• Sean studied with Blaise in the library, then attended Charms, where Katherine Bishop got the chance to earn points instead of him.
• At dinner, Blaise told Sean that Katherine was in Firwood Club and might be interested in him, but Sean dismissed the idea.

Sean passed the Firwood Club’s entrance test with a complex Transfiguration and joined Professor McGonagall and the other members for a discussion. The meeting began an exploration of using Transfiguration to enlarge and shrink objects and living creatures.

• Sean transformed an apple in a painting into a flowerpot and a small tree, then covered the painted study with vines.
• The elderly wizard in the painting welcomed Sean to the Firwood Club, and the painting opened into a doorway.
• Sean entered the clubroom, where Professor McGonagall told him to choose any seat and relax.
• Professor McGonagall welcomed Sean and Catherine Bishop as new members and began a discussion about changing the size of objects and living creatures through Transfiguration.
• Sean listened closely and used a Self-Writing Quill to record the discussion.

Sean met Aiden Fawkes after Firwood Club and spent the first week balancing club work with brewing potions for Andy. After finishing the potions, Sean returned to the Great Hall, where Blaise hurried toward him with a smug expression, just as the main event was about to begin.

• Sean met Aiden Fawkes after Firwood Club, and they walked to the Slytherin Common Room while discussing Aiden's O.W.L. preparations.
• Sean attended the second meetings of Potions Club and Firwood Club and received more books to study.
• Sean met Andy, agreed to brew two complicated potions for him, and heard that Andy was anxious about a family matter.
• Sean brewed the potions in the Room of Requirement while Blaise spent the weekend studying with his Ravenclaw girlfriend.
• Sean left the Room of Requirement and saw Blaise hurrying toward him in the Great Hall with a smug expression.

Sean reacted to Ron and the Weasley twins disrupting his lunch, then spent the afternoon studying before secretly leaving Hogwarts for Hogsmeade. He checked the Shrieking Shack for signs of disturbance and continued on toward the village.

• Sean heard that Ron’s broken Wand had made his spell backfire, leaving him vomiting slugs.
• The Weasley twins brought Ron to the Slytherin table and deliberately made him vomit slugs near Sean’s food.
• Sean pulled Ron away, bound the twins to the Great Hall ceiling with streamers, and cleared away the slugs.
• Sean gave the potions to Andy, rested, and spent the afternoon studying in the library.
• At sunset, Sean took Polyjuice Potion, cast the Disillusionment Charm, and left Hogwarts through the passage beneath the Whomping Willow.
• Sean checked the Shrieking Shack’s doors and windows, then entered Hogsmeade.

Sean met Mallow in Hogsmeade, gave him a list of supplies to gather, and then captured a dark wizard who had followed him. He used the Imperious Curse to bring the wizard under his control and left the woods with him and Mallow.

• Sean met Mallow at the Three Broomsticks and learned that Mallow had gathered eleven dark wizards who remained unconvinced of their master's power.
• Sean gave Mallow a Parchment listing supplies to prepare and told him to bring them to the Three Broomsticks the following week.
• Sean left Hogsmeade for the woods and confronted a middle-aged dark wizard who had followed him under a Disillusionment Charm.
• Sean used Black Smoke and Expelliarmus to defeat the wizard, then gained the Bone-Bending Curse from the duel.
• Sean cast the Imperious Curse on the dark wizard, and Mallow saw him following Sean out of the woods.

Sean reinforced his control over Mallow and sent him away with a dark wizard, then returned to Hogwarts after an awkward flight and landing. He recognized Ginny Weasley and suspected she was being controlled by Tom Riddle’s Diary, so he planned to watch Moaning Myrtle’s bathroom for a chance to find it; back in his room, Kulkan suddenly sensed something outside.

• Sean reinforced the Imperious Curse on Mallow and ordered him to strengthen his control over other wizards and secretly report those who opposed him.
• Mallow took a weak dark wizard away, instructing him to claim they had found nothing and identify people who opposed Mallow and the Dark Lord.
• Sean crashed while landing, twisted his ankle, and limped toward Hogwarts under the Disillusionment Charm.
• Sean saw Ginny Weasley running from Hagrid’s hut with a chicken feather and suspected the Diary was controlling her.
• Sean decided against using the Imperious Curse on a student and planned to scout Moaning Myrtle’s girls’ bathroom when the Basilisk was released.
• After treating his ankle in his room, Sean noticed Kulkan hissing toward something outside.

Sean suspected Kulkan had sensed the Basilisk, continued his demanding studies, and found that Lockhart was avoiding him. The chapter ended with Blaise telling Sean that Andy seemed to have run into trouble.

• Kulkan reacted violently to something in the distance, and Sean suspected it was the Basilisk before calming the snake.
• Sean continued his studies and impressed Professor McGonagall with his Transfiguration progress in the Firwood Club.
• Sean decided to postpone dealing with Peter Pettigrew until the following year and planned to seek Lockhart's Memory Charm later.
• Lockhart avoided Sean after losing several duels to him, leaving Sean considering extreme measures to get the Memory Charm.
• Blaise waited outside Sean's room and told him that Andy seemed to have run into trouble.

Andy told Sean and Blaise how his childhood friend had betrayed him, leaving him unable to deliver a large order of potions. Sean refused to accept defeat and took the delivery list, leaving with Blaise to handle the crisis.

• Sean and Blaise visited Andy, who explained that his childhood friend had taken payment for a large potion order and disappeared after conspiring with Dorian.
• Sean criticized Andy for trusting his friend, while Blaise offered to cover the missing funds so Andy could repay his customers.
• Sean rejected the idea of simply covering the loss and asked Andy for the list of potions he still needed to deliver.
• Sean told Andy to assure customers their potions would arrive at noon the next day, then left with Blaise for Snape's office.

Sean borrowed Potion ingredients from Snape to help Andy, then found an old Potions textbook in the classroom storeroom. The book belonged to the Half-Blood Prince and contained spells including Sectumsempra.

• Sean asked Snape to borrow ingredients and promised to replace the school's supplies, and Snape agreed in exchange for three papers published in The Golden Cauldron before graduation.
• Sean collected nine expensive ingredients from Snape's office, then went with Blaise to the Potions Classroom storeroom to gather large quantities of lower-level materials.
• Blaise stumbled while carrying a bag and knocked open a storage cabinet, scattering old books and other items.
• Sean picked up the scattered belongings, and Blaise noticed an old Potions textbook signed by the Half-Blood Prince.
• Sean examined the textbook and found several recorded spells, including Sectumsempra.