Chapter Summaries

Andy explained to Hermione how he deduced that Dumbledore’s Ministry operation concerned Voldemort’s hidden Dark Arts Items and that Lucius Malfoy had passed one to a Weasley child. In Dumbledore’s office, he revealed to Snape that he had found one item and learned Voldemort’s secret of immortality, but that several more remained.

• Andy told Hermione that Lucius Malfoy had likely slipped a Dark Arts Item to a Weasley child for delivery to Hogwarts, and explained his deductions using Ministry connections, Dobby’s warning, and Harry’s letters.
• Hermione admired Andy’s reasoning and asked whether Dumbledore had found the item, but Andy said he did not know before hurrying her to class.
• Snape told Dumbledore that he had searched the Weasleys’ luggage and found nothing.
• Dumbledore revealed that he had visited the Weasleys at The Burrow and had already found an item that exposed the secret of Voldemort’s immortality.
• Dumbledore told Snape that Voldemort had hidden more than one such item and that finding the remaining ones would make Voldemort fully mortal again.

Snape questioned Andy about the Dark Arts Item connected to Voldemort’s immortality, while Andy revealed how much he had inferred about Voldemort’s safeguards. The conversation ended with Andy considering Snape as a potential assistant, though he knew approaching him with that offer could be dangerous.

• Snape doubted Dumbledore could find all the Dark Arts Items and mocked the idea of relying on Andy, but Dumbledore pointed out that Andy had previously noticed Quirrell’s scheme.
• Snape stopped Andy and Hermione on the way to class and asked to speak with Andy privately about the Dark Arts Item.
• Andy told Hermione that the item was connected to Voldemort’s immortality, then sent her to class to ask for his leave.
• Andy explained to Snape how he had deduced the situation and argued that Voldemort would likely have hidden multiple Dark Arts Items in different places.
• Snape tested Andy by asking whether destroying the item would defeat Voldemort, and Andy said Voldemort would surely have made and hidden several.

Andy skipped Herbology to study Chinese magic books and discovered the basic Lightning Spell. He practiced his Patronus with Hermione and left her eager to learn the charm herself.

• Snape warned Andy to keep his perceptive observations to himself before leaving to teach.
• Andy returned to the Ravenclaw Common Room, read about the Lightning Spell, and produced bright-white lightning arcs with his wand.
• Hermione told Andy that Professor Sprout had noticed his absence from Herbology and refused to cover for him if asked.
• Andy and Hermione went to an abandoned classroom, where Andy summoned his Fat Cat Patronus for her to inspect.
• Hermione said she would practice the Patronus Charm after she became more familiar with the magic from first year.

Andy practiced magic with Hermione, showing off his growing power while she worked on the Patronus Charm. At dinner, Hermione reminded him about Astronomy Class, and Luna joined their conversation about centaurs in the Forbidden Forest.

• Andy decided to let Hermione practice the Patronus Charm, then used Transfiguration and a powerful spell to destroy and restore a wooden target.
• Andy reflected on his improved magic and resolved to find an opportunity to challenge Snape to a duel.
• After practicing for over two hours, Andy noticed Hermione seemed dejected, but she refused to explain why.
• Andy and Hermione went to the Great Hall, where Andy offered to translate his Chinese magic books for her.
• Hermione reminded Andy to attend Astronomy Class, and Andy told her about the centaurs in the Forbidden Forest before Luna joined their conversation.

Andy learned that Lockhart had failed to control Cornish Pixies and considered gathering evidence to expose him and recover the money he spent on his books. At Malfoy Manor, Snape revealed that his Dark Mark had become vivid, leaving Lucius alarmed and wondering what Snape had experienced.

• Luna happily ate dinner after Andy warned her that the Forbidden Forest and centaurs were dangerous, while Hermione advised Andy to discuss rule-breaking topics near Gryffindors.
• Andy heard Gryffindor students complain that Lockhart had lost control of Cornish Pixies in Defense Against the Dark Arts, and he doubted Lockhart could perform magic.
• Andy suspected Lockhart was a fraud and considered contacting Rita Skeeter after finding evidence, hoping to recover his money and cause trouble for Dumbledore.
• Snape arrived at Malfoy Manor and told Lucius that Dumbledore had directed the Ministry operation to find what Voldemort had left behind, including the diary.
• Snape showed Lucius his vivid Dark Mark, while Lucius's remained dim, and Lucius asked what Snape had been through.

Snape told Lucius that Voldemort was alive and planning a return, then recruited him to help free a Death Eater from Azkaban. Lucius agreed while secretly fearing Voldemort, and Snape suggested asking Sirius Black to aid the Dark Lord.

• Snape told Lucius that Voldemort had survived, and Lucius feared the consequences of having handed Dumbledore Voldemort's diary.
• Snape explained that the diary was one of several objects tied to Voldemort's immortality and asked Lucius to help free a Death Eater from Azkaban.
• Lucius agreed to investigate Azkaban's guards and asked Snape to help protect him from Voldemort.
• Snape proposed using Dumbledore's interest in the diary to their advantage, and Lucius suspected Snape intended to kill Dumbledore.
• Snape told Lucius to visit Sirius Black and ask whether he would help Voldemort regain his power.

Snape planned to use Lucius Malfoy and Voldemort’s diary to draw out Dumbledore, while struggling with the thought of Harry risking his life. Meanwhile, Andy studied law so he could challenge Lockhart and Dumbledore, but kept his plan from Hermione.

• Lucius Malfoy agreed to seek permission to meet Sirius Black, then grew troubled by the danger facing the Black and Malfoy families.
• Snape returned to Hogwarts and considered how to use Lucius, Voldemort’s diary, and the Dark Lord’s return to uncover the secret of immortality.
• Snape resolved to act because he could not bear to watch Lily’s son face the danger of fighting Voldemort.
• Andy told Hermione he was studying law to find a way to drive Lockhart from Hogwarts and teach Dumbledore a lesson.
• Andy refused to reveal his plan, warning Hermione that the castle’s ghosts and portraits might report it to Dumbledore.

Andy showed Professor Flitwick his Fat Cat Patronus, and they discussed whether its apparent intelligence made it a rare alchemical lifeform. The possibility that the Patronus could be dangerous left Andy uncertain, though Hermione looked forward to seeing how it developed.

• Professor Flitwick asked Andy to demonstrate his improved Patronus Charm, and Andy summoned the Fat Cat Patronus.
• Professor Flitwick explained that the Patronus seemed to possess genuine intelligence, unlike portraits, and compared it to the Sorting Hat and an alchemical lifeform.
• Andy questioned how the Patronus differed from the Sorting Hat, and Professor Flitwick said magic that gained intelligence was especially rare.
• Professor Flitwick suggested the Patronus Charm might have been based on the Obscurus, making Andy worry that his Patronus could be dangerous.
• Professor Flitwick encouraged Andy to keep researching the Patronus, and Hermione told Andy she wanted to see what it would become.

Andy confronted Malfoy and enlisted his help with his plan to replace Professor Lockhart. Malfoy suspected Andy might become a future Dark Lord, while Lockhart began his first Defense Against the Dark Arts class by listing his honors.

• Andy blocked Malfoy outside the Defense Against the Dark Arts classroom and used a Confundus Charm to send Goyle and Crabbe inside.
• Andy told Malfoy he wanted to replace Professor Lockhart and might need his help, and Malfoy agreed.
• Malfoy realized Andy had Confunded Goyle and Crabbe without speaking an incantation and wondered whether to pledge loyalty to him.
• Gilderoy Lockhart entered the classroom and introduced himself by boasting about his fame, honors, and awards.
• The students gave Lockhart scattered applause because many doubted him after the previous day's teaching accident.

Andy planned to expose Lockhart and considered stealing potion ingredients from Snape to obtain Veritaserum. George and Fred agreed to help him sneak around and retrieve their secret weapon, in exchange for learning Snape’s secret.

• Lockhart claimed the Cornish Pixies incident had been a test and ended class with a staged demonstration instead of a proper lesson.
• Andy complained about Lockhart’s teaching and began considering ways to get him replaced, including using Veritaserum and exposing him publicly.
• Hermione asked Andy about his plan, and he admitted he might need a new wand or potion ingredients from Snape’s office.
• Andy asked George and Fred to help him steal ingredients, and they agreed in exchange for hearing Snape’s secret.
• Fred went to fetch the twins’ secret weapon while George told Andy to use it carefully.

Andy, Hermione, Fred, and George examined a mysterious parchment and discovered it was the Marauder’s Map, which the twins gave to Andy. With the map, Andy planned to track Snape before stealing potion ingredients.

• Fred returned to the Great Hall and led Andy and Hermione to a secluded spot with George.
• Andy tapped the parchment with his wand, revealing insulting messages from Moony, Prongs, Padfoot, and Wormtail.
• Fred activated the parchment with the words “I solemnly swear that I am up to no good,” revealing a map that tracked people throughout Hogwarts and showed secret passages.
• Fred and George gave Andy the Marauder’s Map, and Hermione kept quiet about her doubts over whether they should hand it to the professors.
• Andy said he would use the map to track Snape before stealing potion ingredients, while the twins advised him to avoid leaving evidence.

Andy told George, Fred, and Hermione his theory that Snape had loved Harry Potter’s mother, then taught the twins the Levicorpus Curse Snape had invented. Andy and Hermione used the Marauder’s Map to begin searching for the Chamber of Secrets.

• Andy told George, Fred, and Hermione that he suspected Snape had loved Harry Potter’s mother.
• Hermione was moved by the imagined romance, while George and Fred doubted Snape could have attracted anyone.
• Andy demonstrated Levicorpus on George and explained that Snape had invented the spell at school.
• George and Fred asked Andy to teach them Levicorpus, and they quickly learned how to cast it.
• Andy examined the Marauder’s Map with Hermione to look for the Chamber of Secrets.

Hermione investigated the abandoned Girls' Bathroom and questioned Moaning Myrtle about her death, uncovering a clue that linked the Chamber of Secrets to the bathroom. The chapter ended with Hermione searching for the entrance after concluding Andy's guess might be right.

• Hermione found the abandoned Girls' Bathroom on the Marauder's Map, but Andy suggested the mapmaker might not have known about the Chamber of Secrets entrance.
• A small wizard photographed Harry and asked him for an autograph before Transfiguration class.
• Professor McGonagall reviewed the first-years' lessons, praised Andy and Hermione, and awarded Ravenclaw two points.
• Andy subtly prompted Hermione to investigate the Girls' Bathroom, and she went there after class.
• Hermione met Moaning Myrtle, who recalled hearing a boy's voice before seeing yellow eyes and dying.
• Hermione continued searching the bathroom, suspecting that it contained the Chamber of Secrets entrance.

Hermione discovered Slytherin’s snake mark on a bathroom sink and learned from Moaning Myrtle that a Basilisk was behind the attacks. Andy concluded that Voldemort had opened the Chamber of Secrets using Parseltongue and planned to use Harry Potter to enter it, while Hermione agreed to wait until after Christmas before telling Dumbledore.

• Hermione told Andy that Moaning Myrtle had seen yellow eyes before she died and that she had found a snake mark on the sink tap.
• Andy identified the Chamber’s monster as a Basilisk and said he had prepared for its weakness, the crowing of a rooster.
• Andy and Hermione reasoned that Voldemort had spoken Parseltongue in the bathroom, since Myrtle could not understand his words.
• Andy realized Harry Potter could speak Parseltongue and planned to trick him into opening the Chamber’s entrance.
• Hermione agreed to give Andy until after Christmas to investigate, but made him promise not to enter the Chamber alone.

Andy discovered the Room of Requirement while wandering Hogwarts at night and found that it had created a copy of Dumbledore’s office. He began reading a forbidden book on advanced Dark Arts, whose insights into life left him reflecting on why Dumbledore had kept it.

• Andy used the Marauder's Map to explore Hogwarts after curfew and avoided Filch and the professors.
• Andy found a door to the Room of Requirement on the Eighth Floor, though the Marauder's Map did not show it.
• Andy entered and found a copy of the Headmaster's Office, then realized the room had answered his desire to find somewhere interesting.
• Andy took Unveiling the Secrets of Cutting-Edge Dark Arts from the shelves and began reading it.
• Andy learned that the book explained the principles behind dangerous Dark Arts, including how the Killing Curse stripped away life, and wondered why Dumbledore had kept it.

Andy read about Dark Arts and discovered that Voldemort had likely made multiple Horcruxes, then found that the Room of Requirement could provide a private place to practice magic. He left wondering who had built the room and how it worked.

• Andy sampled several Dark Arts spells and decided not to try the difficult-to-control Fiendfyre Curse.
• Andy read about Horcruxes, rejected splitting his soul, and concluded that Voldemort had likely made more than one.
• After studying the book for about three hours, Andy returned it to the bookshelf and planned to copy it later.
• Andy found the Room of Requirement’s location opposite the tapestry of Silly Barnabas and discovered that he could summon it after walking past the wall three times.
• Andy entered a spacious practice classroom, tested an Exploding Charm on a dummy, and wondered who had built the room and how it worked.

Andy discussed the dangers of Fiendfyre with Hermione and asked Professor McGonagall whether he could begin learning Animagus Transformation. Professor McGonagall agreed to guide him only after he mastered Biological Transformation, leaving Andy with a demanding prerequisite.

• Andy examined the Room of Requirement, failed to uncover how it worked, and returned to his dormitory to sleep.
• Hermione warned Andy that Fiendfyre was dangerous Dark Arts after he said he might use it against the Basilisk.
• Andy and Hermione excelled in Transfiguration class, earning Ravenclaw four points from Professor McGonagall.
• Andy asked Professor McGonagall if he was ready to learn Animagus Transformation.
• Professor McGonagall demonstrated Biological Transformation and told Andy he had to transform a podium into a pig before she would guide him.

Andy practiced Transfiguration for Professor McGonagall and later found a book about Magical Transformation in a copy of Dumbledore’s office created by the Room of Requirement. After the book nearly swayed him into attempting the dangerous process, Andy decided to seek the safest method and raise his magic attribute first.

• Andy transformed a desk into a pig, and Professor McGonagall encouraged him to spend more time on Transfiguration and said he might learn Animagus transformation that year.
• Andy used the Marauder’s Map to check the castle, spotted two students meeting secretly after curfew, and entered the Room of Requirement.
• Andy found Unveiling the Secrets of Cutting-Edge Dark Arts and arranged for his quill and notebook to copy it automatically.
• Andy read Magical Transformation, a Wizard’s Higher Form, which described three methods of transforming a wizard into a Magical Lifeform and their potential benefits.
• Andy used Occlumency to resist the book’s persuasive influence, then decided he would use the safest method and increase his magic attribute before attempting Magical Transformation.

Andy read advanced books on Dark Arts, Magical Transformation, and Magical Theory before planning to steal potion ingredients from Snape’s office. The next day, he helped Zhang Qiu practice for Ravenclaw Quidditch tryouts, with Hermione watching.

• Andy copied Unveiling the Secrets of Cutting-Edge Dark Arts and Magical Transformation: A Wizard's Higher Form, then read a book on Magical Theory in the Room of Requirement.
• Andy saw Snape asleep on the Marauder's Map and planned to ask Helen for an odor-eliminating potion before stealing ingredients from Snape’s office.
• Andy wrote to Helen, met Zhang Qiu at lunch, and agreed to help her practice for Ravenclaw’s Seeker tryouts.
• Andy and Zhang Qiu went to the Quidditch practice field with Hermione, where Andy transformed a stone into a Golden Snitch and raced Zhang Qiu to catch it.

Andy practiced Quidditch with Zhang Qiu before joining the others for dueling practice, where his Silent Casting gave him a decisive advantage over Cedric. He then agreed to spar against Hermione and Zhang Qiu together.

• Andy declined Hermione and Zhang Qiu's suggestion that he join the Ravenclaw Quidditch team, then practiced flying with Zhang Qiu.
• Andy and Zhang Qiu returned to the Abandoned Classroom with Hermione, where Cedric joined their magic practice.
• Andy defeated Cedric quickly by using Silent Casting to attack before Cedric could finish casting his Armor Charm.
• Hermione and Zhang Qiu challenged Andy to a two-on-one duel, and Hermione cast Protego before they raised their wands at him.