Chapter Summaries

Su Er continued practicing the Patronus Charm with Professor Flitwick, then brought Dumbledore to the Room of Requirement to show him Riddle’s Diary. The chapter ended with Dumbledore revealing the diary from the concealed trunk.

• Su Er practiced the Patronus Charm with Professor Flitwick and arranged to return the next day.
• Su Er saw Ginny looking deathly pale, then shared cheese pudding with Hermione in the Hospital Wing.
• A phoenix carried Su Er from his dormitory to Dumbledore’s office after delivering the headmaster’s message.
• Su Er told Dumbledore that he had found something connected to the Chamber of Secrets and led him to the Room of Requirement.
• Dumbledore recognized Su Er’s Transfiguration and used magic to reveal the trunk concealing Riddle’s Diary.

Su Er told Dumbledore that he had seen a giant snake in the pipes, and Dumbledore asked him to keep the information secret while he investigated. After Su Er left, Dumbledore opened the box and confronted Tom Riddle’s soul, then bound him back inside the notebook and departed with Fawkes.

• Dumbledore asked Su Er how he knew the box was connected to the Chamber of Secrets, and Su Er claimed he had seen a giant snake crawling through the pipes.
• Dumbledore told Su Er not to share what he had seen, rewarded Hufflepuff thirty points, and invited him to report anything else he saw.
• After Su Er left, the portraits accused him of lying, but Dumbledore said he trusted Su Er and opened the box with his wand.
• Dumbledore recognized Tom Riddle in the notebook and questioned him, while Riddle taunted Dumbledore and dared him to use the Killing Curse.
• Dumbledore bound Riddle’s soul back into the notebook and locked it, then asked Fawkes to take him somewhere and vanished with the phoenix.

Su Er discovered the faint second heartbeat that showed his Animagus potion was nearing maturity, and continued practicing the Patronus Charm with Professor Flitwick. Flitwick taught him how modern spells could be enhanced by changing their incantations and warned him never to modify spells without sufficient skill.

• Su Er sensed a second heartbeat in his chest and realized his Animagus potion was progressing toward maturity.
• Hermione questioned Su Er's strange excitement, and he caught her hand before letting it go when she protested.
• Su Er returned to Professor Flitwick's office and practiced the Patronus Charm's wand movements during their afternoon session.
• Professor Flitwick explained that modern magic evolved from ancient runes and demonstrated how Lumos Maxima could exceed Lumos's power.
• Professor Flitwick warned Su Er against altering spell incantations and said they could try casting the Patronus Charm with its incantation in two days.

Su Er continued practicing the Patronus Charm while waiting for the weather needed to become an Animagus, and Hermione’s catlike transformation improved under Madam Pomfrey’s care. Dumbledore then summoned Su Er and several professors, taking them by phoenix to confront the basilisk.

• Su Er visited Hermione with Crookshanks, tried to pet her, and ran back to his dormitory after she drove him off.
• Su Er practiced the Patronus Charm with Professor Flitwick, managing only a cloud of silvery mist, while Hermione’s fur receded and her ears remained.
• Su Er wondered when the thunderstorm needed for his Animagus transformation would arrive and continued his regular lessons and visits to Hermione.
• Dumbledore transported Su Er and Professors Snape, McGonagall, and Flitwick by Fawkes to see the basilisk, explaining that Su Er had discovered the monster and would be protected.

Dumbledore led the professors and Su Er through a tunnel into the Chamber of Secrets, where they found evidence of a giant basilisk and discovered Salazar Slytherin’s statue. The group prepared to deal with the statue, with Snape raising his wand as Su Er hid behind a pillar.

• The professors followed Fawkes through a dark, flooded tunnel and found a snakeskin that Snape identified as belonging to a basilisk at least twenty feet long.
• Dumbledore opened the stone entrance by speaking Parseltongue, and the group entered the Chamber of Secrets.
• Snape checked the chamber’s green haze and confirmed it was not poisonous while the professors kept Su Er protected.
• The group reached a statue of Salazar Slytherin, and Dumbledore told Snape to handle it.
• Su Er retreated behind a stone pillar as Snape raised his wand.

Snape and the other professors subdued the basilisk, and Snape harvested its valuable parts while Su Er watched in horror. After the basilisk was reduced to potion ingredients, Dumbledore returned from the hole and told everyone to head back.

• Snape blasted open the Slytherin Statue’s mouth, and the basilisk emerged in pain.
• Dumbledore and Professor McGonagall restrained the basilisk with Transfiguration while Flitwick stood ready to assist.
• Snape extracted the basilisk’s eyes and fang, injuring his hand as he gathered potion ingredients.
• Snape continued harvesting the basilisk until it was nearly silent and its body had been reduced to bottles of ingredients.
• Dumbledore returned from the hole the basilisk had emerged from and told the others to head back.

After Fawkes left Su Er a magically potent feather, Su Er prepared to use Felix Felicis for his Animagus Transformation when a thunderstorm approached. He hurried toward the Forbidden Forest with the phoenix feather, racing to reach the clearing before the first thunderclap.

• Su Er brought food from the Kitchen for Fawkes, and the house-elf called the phoenix “big sis Fawkes.”
• Fawkes fought Crookshanks, ate the food, and left Su Er a golden feather that he recognized as a powerful magical item.
• Su Er comforted Crookshanks with freshly made dried fish and kept the fight secret from Hermione while the Castle returned to its usual peace.
• Su Er sensed a thunderstorm approaching and decided to use Felix Felicis before attempting Animagus Transformation in the Forbidden Forest.
• Crookshanks returned the phoenix feather, and Su Er traded for it before hurrying out of the Castle toward the forest.

Su Er retrieved his Animagus Transformation Potion from the Forbidden Forest during a rainstorm and, trusting his instincts, found another place to drink it. The chapter ended as he began the transformation with Fang keeping watch nearby.

• Su Er took Fang into the Forbidden Forest to recover the potion he had buried months earlier.
• When the rain and first thunder arrived, Su Er dug up the completed Animagus Transformation Potion.
• Su Er felt he could not transform in the clearing and left with Fang, unaware that many pairs of green eyes had appeared there after his departure.
• Su Er found a sparser part of the forest and had Fang watch for danger as he prepared to transform.
• Su Er recited the Animagus incantation and drank the potion in one gulp.

Su Er completed his first Animagus transformation and discovered that he had become a black-and-white badger. Drained of magic and still recovering, he left the Forbidden Forest, while uninvited visitors arrived in the clearing after him.

• Su Er drank the Animagus potion, and the illusory heart inside him exploded as the potion’s red mist reached his mind.
• Su Er endured intense pain as his body transformed, while Fang ran off to seek help.
• Su Er completed the transformation and discovered that his Animagus form was a black-and-white badger.
• Su Er changed back, found his magic completely depleted, and collected his Wand and Fawkes’s feather.
• Su Er headed out of the Forbidden Forest, and uninvited visitors arrived in the clearing soon afterward.

Su Er was ambushed by three Acromantulas and collapsed after killing one with his last spell. A phoenix’s flames destroyed the other two, and Fang found Su Er and called for help.

• Su Er encountered three Acromantulas that surrounded him and cut off every escape route.
• Su Er used Incendio to hold the spiders back, then struck one with Confringo as it attacked, killing it before he collapsed.
• A golden-red glow surrounded Su Er, and phoenix flames engulfed and destroyed the other two Acromantulas.
• Fang found Su Er in the grass and barked for help as a giant over three meters tall arrived.

Su Er met Ariana again in the Blurry Illusion Realm, where his attempt to cast the Patronus Charm created silver threads that formed a ring around her wrist before he vanished. He woke in the hospital wing after surviving the Acromantula attack, with Hermione beside him and Hagrid having brought him to safety.

• Su Er told Ariana he believed Acromantulas had killed him and explained his Animagus training and the Patronus Charm.
• Su Er cast Expecto Patronum in the Blurry Illusion Realm, and silver threads wrapped around Ariana's wrist as a ring.
• Su Er vanished from the realm, and Ariana watched the ring on her wrist before leaving.
• Su Er woke in the hospital wing and saw Hermione, whose transformation had left her with only cat ears.
• Hermione scolded Su Er for entering the Forbidden Forest and told him Hagrid had brought him in after Fang fetched help.

Su Er recovered in the Hospital Wing after pushing his magic beyond its limits in the Forbidden Forest, while Hermione and Madam Pomfrey cared for him. After waking, he learned that rumors about his disappearance had spread through Hogwarts, and Pomfrey turned away students who came to see him.

• Madam Pomfrey examined Su Er, confirmed that his wounds and poisoning had healed, and warned that overusing his magic could have made him a Squib; Hermione scolded him and stayed by his bedside.
• The next morning, Madam Pomfrey gave Su Er Snape's Magic-Restoring Potion, and he woke at dusk with his strength returning and his hunger back.
• Hermione fed Su Er cake, then Harry and Ron visited with her homework and told him that Malfoy had spread rumors that he had been purged for befriending Muggle-born wizards.
• Hagrid brought Su Er homemade biscuits, scolded him for entering the Forbidden Forest alone, and offered to take him there; Hermione objected, and Su Er declined the offer while thanking Hagrid and asking him to treat Fang.
• Students crowded outside the Hospital Wing after hearing Su Er had awakened, but Madam Pomfrey sent them away so he could rest.

After Madam Pomfrey exposed Su Er’s feigned illness, Hermione angrily ignored him, and he left the hospital wing without making peace with her. Back at Hogwarts, Su Er discovered that Ron’s exaggerated tales of his holiday adventures had made him the center of attention.

• Madam Pomfrey confirmed Su Er had recovered, and Hermione realized he had deceived her and refused to speak to him.
• Su Er left the hospital wing while Hermione kept her eyes on her book, though she secretly watched him go.
• Su Er returned to the dormitory, reunited with Crookshanks, and found a dull feather among his belongings.
• Morn repeated Ron’s embellished stories about Su Er’s exploits in the Forbidden Forest, including battles with a dragon and Acromantulas and meeting a Veela.
• The Weasley twins mockingly announced Su Er as a legendary hero, while Ron loudly retold the rumors, leaving Su Er embarrassed by the attention at dinner.

Su Er teased Hagrid about Aragog and planned revenge on the Acromantulas, then brought roasted spider legs to Hermione in the Hospital Wing in hopes of winning her over. At the Room of Requirement, he prepared to try his Animagus transformation again as a second heart began beating within him.

• Su Er visited Hagrid's Hut, learned that Hagrid had a pet named Aragog, and vowed to take revenge on the spiders responsible for the attack.
• Su Er ate roasted spider legs, decided to learn Air Blade Magic from Professor Snape, and considered hunting Acromantulas for their valuable venom.
• Su Er brought roasted spider legs to Hermione, who accepted and enjoyed them but still did not speak to him; Crookshanks joined her and received her affection.
• Su Er decided to use his Animagus form to act cute and make Hermione forgive him, then went to the Room of Requirement to inspect his animal form.
• Su Er recalled his first transformation, felt magic stir within him, and heard his second heart begin to beat.

Su Er completed his first Animagus Transformation and discovered the physical and magical limits of his badger form. After missing dinner and being summoned by Dumbledore, he arrived at the Headmaster's Office, where Dumbledore said he had a few things to discuss with him.

• Su Er transformed into a black-and-white badger, tested his claws and movement, and found that he could not speak or cast magic in animal form.
• Su Er spent so long practicing that he nearly exhausted his magic and feared he might be unable to change back.
• Su Er returned to human form, recovered, and realized he had missed dinner in the Great Hall.
• The house-elves served Su Er a feast in the kitchen, and he ate until he could barely walk.
• Fawkes transported Su Er to Dumbledore's office, where Dumbledore offered him sourfruit juice and said he had a few things to discuss with him.

Su Er told Dumbledore that Tom Riddle became Voldemort and revealed what he knew about several dangerous objects. He left Dumbledore with clues to a locket, a cup, and a crown, while concealing other information.

• Su Er admitted that he knew Tom Riddle became Voldemort and said he had seen information about other dangerous objects.
• Madam Oakes and the other former headmasters assured Su Er that he could trust them, and he named a crown, a locket, and a cup.
• Dumbledore recognized the objects as significant and the portrait headmasters condemned their misuse as an insult to Hogwarts's founders.
• Su Er told Dumbledore that the locket was with a house-elf, the cup was in a room full of jewels, and the crown was on a stone statue in a room full of miscellaneous objects.
• Su Er withheld other information, including the Resurrection Stone, a great snake, and Harry Potter.

Dumbledore recognized Su Er's visions as a seer's gift and gave him books on Occlumency to protect his mind. He hinted that trouble would come to Hogwarts while he was away and that Su Er might need to help, leaving Su Er anxious and unsure of Dumbledore's plans.

• Dumbledore asked Su Er when he had seen the monster and explained that his ability resembled the gift of a seer.
• Dumbledore warned Su Er that people might try to invade his mind and gave him books on Occlumency and related magic.
• Dumbledore told Su Er to study the books and seek guidance from Severus, then warned that Voldemort would eventually return.
• Dumbledore hinted that events would soon unfold at Hogwarts while he was away and said he would ask Su Er for help when necessary.
• Su Er returned to the Hufflepuff Common Room and spent the night trying to figure out what Dumbledore was planning.

Su Er witnessed Ron's damaged wand accidentally trigger an enormous explosion during Charms class. The students escaped serious injury, but Ron's wand broke completely.

• Su Er dreamed of a bald monster, Professor Dumbledore, and a haloed old man demanding Balenciaga before Crookshanks woke him.
• In Charms class, Su Er practiced with Morn while Ron warned Harry that his mysterious notebook might be cursed.
• Ron pretended to practice with his glued-together wand, then accidentally sent it flying into Seamus and Neville's enlarged glass ball.
• Su Er shouted for everyone to get down and tackled Morn before the glass ball exploded.
• Professor Flitwick cleared the smoke, and Neville collapsed while Seamus and the other students appeared frightened but mostly unharmed.
• Ron mourned as his wand snapped apart completely.

Su Er studied Occlumency while visiting Hermione as a badger, then learned that Harry had become obsessed with a notebook bearing T. M. Riddle’s name. He suspected Dumbledore had deliberately left the notebook for Harry and wondered what role he was expected to play.

• Su Er transformed into a badger and convinced Crookshanks that he was a wizard, then enjoyed Hermione’s affection in the Hospital Wing.
• Su Er followed a routine of classes, studying Dumbledore’s books, and visiting Hermione, while struggling to understand Occlumency and Legilimency.
• Ron told Hermione that Harry had become absorbed in a notebook and had stopped doing his homework.
• Ron identified the notebook’s name as T. M. Riddle, prompting Su Er to connect it to Dumbledore’s plans and question whether Riddle remained inside it.
• Su Er wondered what Dumbledore wanted him to do and what threat could await Harry if the great snake was already dead.

Harry told Hermione that Tom Riddle’s diary identified Hagrid as the person who opened the Chamber of Secrets fifty years earlier, while Su Er suspected Dumbledore was steering Harry toward a heroic confrontation. Su Er realized he might be the next victim meant to spur Harry into action.

• Harry visited Hermione with the diary and said Tom Riddle had blamed Hagrid for opening the Chamber of Secrets fifty years ago.
• Hermione questioned the diary’s evidence, and Harry explained that Riddle’s name appeared in the Trophy Room and that the diary had shown him a memory of the past.
• Harry and Hermione discussed school lessons after Hermione continued to doubt that Hagrid had opened the Chamber.
• Su Er reasoned that Dumbledore might be arranging events to make Harry investigate the attacks and save his friends.
• Su Er remembered asking Mr. Bones for a favor and wondered whether he himself could become the next victim.