Chapter Summaries

William returned to Hogwarts and gave Fred and George Warming Badges to sell, while Harry and Ron each bought one. Harry learned that Dumbledore had borrowed the Philosopher’s Stone, but William convinced him that it was safe at Hogwarts.

• William told Fred and George how he had dealt with the Merpeople and warned them to stay away from the Black Lake, especially Cedric.
• William gave Fred and George Warming Badges, and they agreed on a price and a plan to sell them.
• Fred said the Hallucinogenic Mushrooms in the Forbidden Forest were ripe, and William agreed to pick them with Fred, George, and Cedric.
• Harry and Ron asked William for badges, and Harry paid for both while counting Ron’s badge as his birthday present.
• Harry asked whether the mysterious object was the Philosopher’s Stone, and William confirmed that Dumbledore had borrowed it.
• Harry worried that Quirrell had let in the Troll to steal the Stone, but William reminded him that Dumbledore was at Hogwarts, easing his concerns.

Ron accidentally ate Amortentia from a chocolate addressed to Margery Selwyn, and William gave him an antidote. Back at Hogwarts, Professor Quirrell returned to a school eager to claim the bounty for seeing beneath his scarf, while William planned a nighttime trip to the Forbidden Forest with Cedric and the others.

• Hermione went to study in the library, while William and Harry stayed in the common room with the chocolates.
• Ron declared his love for Margery Selwyn, attacked Harry, and was stunned by William.
• William identified Amortentia in a chocolate box addressed to Margery Selwyn and gave Ron an antidote and Elixir to Induce Euphoria.
• The students returned to Hogwarts and welcomed the injured, weakened Professor Quirrell, whose scarf still carried a two-hundred-Galleon bounty.
• After the feast, William arranged to visit the Forbidden Forest that night with Cedric and the others.

William, Cedric, Fred, and George entered the Forbidden Forest to gather Hallucinogenic Mushrooms and discovered a trail of Unicorn Blood. They met Firenze, who confirmed the centaurs had found it too, and the group interrupted his solemn attempt to speak by joking about the sky.

• The four slipped past Hagrid's Hut and entered the Forbidden Forest with Hagrid's map.
• William and the others followed a marked path to gather Hallucinogenic Mushrooms.
• Cedric spotted a pool of Unicorn Blood, and William warned the others not to split up while they searched for the injured unicorn.
• The group encountered Firenze, who said the centaurs had also found the blood.
• Fred, George, Cedric, and William each commented on the stars and moon while Firenze tried to speak.

William and his friends found the Centaurs confronting a hooded wizard who had killed a Unicorn and drunk its blood. The wizard repelled the Centaurs’ first attack with black flames, leaving the battle poised to escalate.

• Firenze warned William, Fred, and Cedric to leave the Forbidden Forest and said something unfamiliar had entered it.
• Firenze told them Snape had gone to gather their Hallucinogenic Mushrooms.
• William and his friends followed Firenze toward a blaze and found over a hundred Centaurs facing a hooded wizard beside a lake.
• The wizard killed a Unicorn, drank its blood, and threatened to kill half the Centaurs.
• A black Centaur and two others shot enchanted arrows at the wizard, who stopped them and sent them flying back with black flames.

Voldemort slaughtered the Centaurs in the Forbidden Forest, turning fallen fighters into Inferi and summoning a fiery python. William arrived with Firenze and confronted the attack, ending the chapter as his water dragon clashed with Voldemort’s fire serpent.

• Voldemort repelled the Centaurs’ arrows and spears, then raised the fallen Centaurs as Inferi.
• Voldemort summoned a fiery red python that rained fireballs on the Centaurs while Bane lay injured.
• Firenze galloped into the battle with William on his back, and William helped fight off an Inferius and its deathly aura.
• William told Bane he trusted Dumbledore to arrive before he died, then drew water from the lake into a dragon.
• William’s water dragon collided with Voldemort’s fiery python in the sky.

Hermione mistook the battle’s glow over the Forbidden Forest for the northern lights while Cedric, Fred, and George carried an unconscious Snape toward Hogwarts. At the lake, William struggled against Voldemort until Dumbledore arrived just as Voldemort’s Killing Curse overwhelmed William’s lightning.

• Hermione woke in Gryffindor Tower, saw red flashes over the Forbidden Forest, and thought they were northern lights.
• Cedric, Fred, and George found Hagrid on the path while carrying Snape, and Hagrid told them Dumbledore had already gone to help William.
• Hagrid headed toward the battle, while Fang sniffed Snape and the boys found Snape’s many hidden items, including Fred’s Hallucinogenic Mushrooms.
• At the lake, William used the water to strengthen his water dragon and fought Voldemort alongside Bane and the Centaurs, but Voldemort’s Apparitions kept William at a disadvantage.
• Voldemort cast Avada Kedavra, overpowering William’s lightning after a brief clash, and Dumbledore finally arrived.

Dumbledore arrived in the Forbidden Forest and drove Voldemort away after a fierce duel. William treated the wounded centaurs, but their disagreement over helping wizards continued as he left with Dumbledore.

• Dumbledore protected William and fought Voldemort with powerful spells, forcing him to flee after lifting the lake water against him.
• Dumbledore wondered why Voldemort had attacked that night and what move he might still have planned.
• William treated Ronan and other wounded centaurs with a restorative potion.
• Bane demanded that William leave the Forbidden Forest, while Firenze argued that the centaurs had to resist the danger in their forest.
• William arranged to trade potions for herbs with Ronan and warned Bane not to threaten him before leaving with Dumbledore.

William and Dumbledore discussed the centaurs, Voldemort’s search for unicorn blood, and Dumbledore’s reasons for allowing Quirrell to remain at Hogwarts. While Dumbledore and William went to find Hagrid, Quirrell entered the forbidden area to steal the Philosopher’s Stone, but his attempt to put Fluffy to sleep failed.

• William told Dumbledore that he had helped the centaurs partly to build a relationship with them and obtain what he wanted.
• Dumbledore explained that Voldemort was hunting unicorns for their blood and confirmed that Voldemort had controlled Quirrell and pursued the Philosopher’s Stone.
• Dumbledore said he needed to study Voldemort and prepare someone to fight him, but he refused to tell William more.
• Dumbledore and William headed to find Hagrid, leaving Quirrell free to enter the forbidden area on the fourth floor.
• Quirrell played a recording of Hagrid singing to Fluffy, but the three-headed dog did not fall asleep.

Quirrell and Voldemort tried to pass the protections beneath the trapdoor, but Hagrid’s singing enraged Fluffy and Quirrell fell through the trapdoor, breaking his leg. Quirrell reached the flying-key room, where Flitwick’s spells made the challenge even more dangerous.

• Cho’s singing woke Fluffy fully, and the three-headed dog attacked Quirrell and tossed him aside.
• Voldemort told Quirrell to use Hagrid-scented cured meat laced with sleeping pills, and Fluffy ate it and collapsed.
• Quirrell jumped through the trapdoor, found no Devil’s Snare below, and broke his left leg on the marble floor.
• Quirrell found Snape’s message on the wall and blamed Snape for removing the Devil’s Snare.
• Quirrell rode a discarded broom into the room of flying keys, burned his finger on a key, and discovered that Flitwick’s Doubling Charm made the keys multiply.

Quirrell survived Professor McGonagall’s burning-key obstacle but faced a deadly potion puzzle in the final room. After choosing bottle four and realizing it was poison, he watched Voldemort abandon him and use a spell that turned him into a ghost.

• Quirrell entered the final room badly burned and found twenty bottles with a parchment explaining their dangers.
• Quirrell and Voldemort could not determine whether Snape’s potion was in bottle two or bottle four.
• Urged by Voldemort, Quirrell chose bottle four and drank the potion, which began killing him.
• Voldemort left Quirrell’s body, revealed his contempt for his servant, and said he had planned to sacrifice him.
• Voldemort cast a spell that drained Quirrell’s blood and turned him into a ghost.

William woke up after a late-night talk with Dumbledore and found that Chambers and other Ravenclaws had become obsessed with cultivation novels. At breakfast, Snape accused William and his friends of attacking him and stealing his Hallucinogenic Mushrooms, and William challenged him to check his wand.

• William drank a wakefulness potion, and Chambers revealed that reading a cultivation novel had made him and other Ravenclaws devoted to the genre.
• William, Cedric, and the twins discussed Snape's keys and their plans after bringing him to the Hospital Wing.
• Snape accused William of attacking him in the Forbidden Forest and demanded his wand while Professor Flitwick defended him.
• Snape claimed William's group had stolen the Hallucinogenic Mushrooms they had planted, and William denied leaving the dormitory while pretending to be poor.
• William asked Snape what he would do if the wand showed no Stunning Spell and demanded an apology and compensation for the mushrooms; Snape agreed to check.

William convinced Snape that he and his friends had not attacked him, then charged him a thousand Galleons for the Hallucinogenic Mushrooms. At the next Defence Against Dark Magic lesson, a ghost appeared and challenged William to play a game.

• William used Prior Incantato to show that his wand had not cast an offensive spell, and Snape found no incriminating magic on Cedric or the twins’ wands.
• William presented Snape with a bill for a thousand Galleons, and Snape left after taking the parchment.
• Harry, Ron, and Hermione discussed William’s possible connection to the attack and learned that Hermione attended his Saturday fighting lessons.
• Students prepared another prank for Quirrell, but a ghost startled Harris into dropping a rubbish bin over Kaslana’s mascot costume.
• The ghost told the class it wanted to play a game and fixed its gaze on William.

After Quirrell died in the forbidden area, Dumbledore told Snape that Voldemort had been attached to Quirrell and was likely still hiding at Hogwarts. Dumbledore planned to explain Quirrell’s death to the Ministry, while Snape revealed his answer to the potion puzzle and left Dumbledore wondering whether Quirrell had died unjustly.

• The students blamed Quirrell’s death on the pressure of teaching at Hogwarts and dismissed their pranks as attempts to relieve his stress.
• Dumbledore showed Snape the mark on the back of Quirrell’s head and explained that Voldemort had used advanced Dark Magic to attach himself to Quirrell.
• Snape confronted Dumbledore for allowing Voldemort to remain at Hogwarts, and Dumbledore admitted his plan for Harry had gone wrong after Voldemort’s actions led to Quirrell’s death.
• Dumbledore said Voldemort was probably still hidden somewhere in Hogwarts and planned to tell the Ministry that Quirrell had attacked Gringotts and tried to steal the Philosopher’s Stone.
• Snape said William would be the key witness and gave Dumbledore his answer to the potion puzzle: “Dumbledore” was number 2 and “Snape” was 8.

Dawlish questioned Snape about Quirrell’s poisoning, but Snape mocked the Ministry and denied knowing why Dumbledore had ordered the poison brewed. William then faced Nymphadora Tonks, who tried to threaten him with expired Veritaserum before he recognized her.

• Dawlish used Legilimency on Snape, but Snape fabricated a memory that frightened him.
• Dawlish questioned Snape about his repeated applications for the Defence Against the Dark Arts post and whether jealousy led him to poison Quirrell.
• Snape said Dumbledore had ordered him to brew the poison and accused the Ministry of failing to discover Quirrell was a dark wizard.
• William entered the classroom and teased the elderly-looking witch who was questioning him by calling her Auntie.
• Nymphadora Tonks threatened William with Veritaserum, but William identified the potion as expired and recognized her.

William met Tonks, who was disguised as an old woman, and learned that she was a probationary Auror sent to question him. After Tonks revealed that Dumbledore had instructed her to do so, William realized the Ministry’s competing factions were all trying to uncover his secrets.

• William recognized Tonks’s disguise, gave her a drink, and watched her change back into her usual appearance.
• Tonks told William that family pressure had led her to join the Auror training program under Alastor Moody.
• Tonks asked William who had controlled Quirrell and then questioned him about his connection to Nicolas Flamel’s estate.
• William suspected the Ministry was secretly investigating him, possibly at Umbridge’s or Scrimgeour’s direction.
• Tonks revealed that she was secretly working for Dumbledore and that he had told her what to say.

William recruited Tonks to share intelligence and learned that Rita Skeeter wanted to interview him. After Hagrid confessed that he had obtained a dragon egg from a hooded stranger and revealed Fluffy’s weakness, William and the others arranged to send the egg to Newt.

• William offered Tonks fifteen Galleons a month and access to Akali's Mystery Shop in exchange for intelligence, and she accepted.
• Tonks told William that Rita Skeeter had repeatedly sought permission to interview him after Scrimgeour rejected her requests.
• News reports praised Dumbledore and William for stopping Quirrell at Gringotts, while Quirrell became a disgraced ghost and Hogwarts remained without a Defense Against the Dark Arts professor.
• Hagrid told William, Cho, and Cedric that he had won a dragon egg from a hooded stranger who had questioned him about Fluffy and learned that music put the dog to sleep.
• William identified the egg as belonging to a Norwegian Ridgeback, and Hagrid agreed to send it to Newt rather than keep it or send it to Charlie in Romania.

William prepared for Ravenclaw’s decisive Quidditch match against Slytherin, which would determine whether Ravenclaw could reach the final and affect the other houses’ standings. As the tense match approached, Hermione visited William, and he promised to teach her to fly during the summer holidays.

• Newt agreed to care for Hagrid’s dragon egg until he could take it back to Norway.
• Ravenclaw and Slytherin prepared for their final tournament match, with both teams needing a win to improve their chances of reaching the final.
• Cho trained with Cedric while Ravenclaw students discussed tactics, and Snape’s point deductions intensified the rivalry between the houses.
• Hermione visited William in the Ravenclaw common room because Gryffindor was too noisy for her to study, and she offered him Quidditch advice.
• William explained the flaws in Hermione’s tactics and promised to teach her to fly during the summer holidays.

William and Ravenclaw faced Slytherin in a Quidditch match, with William scoring as Ravenclaw took a commanding lead. The match was interrupted when a giant python burst from beneath the pitch and attacked the Gryffindor stands.

• Students cheered for Ravenclaw as William and the team arrived at the Quidditch Pitch, while Professor Flitwick conjured a banner-bearing eagle overhead.
• Lee Jordan commentated on the teams and jokingly claimed Cho Chang had smiled at him, drawing boos from the crowd.
• William and the Ravenclaw players vowed victory, then began the match against Slytherin.
• William scored with a spinning shot, and Lee Jordan promoted products from Akali's Mystery Shop during his commentary.
• After half an hour, Ravenclaw took a clear lead as Slytherin's Beaters targeted William with Bludgers.
• A mysterious voice announced a deadly game, then a giant green python erupted from the pitch and lunged toward the Gryffindor stands.

A Basilisk attacked the Quidditch stadium, and William, Professor McGonagall, Fawkes, and Dumbledore fought it until Dumbledore killed it. Snape then arrived carrying Harry’s body and announced that Harry was dead, leaving Dumbledore and William stunned.

• Snape searched the Gryffindor stands for Harry, sent Gemma Farley to lead the Slytherin students back to their house, and hurried toward the castle.
• The Basilisk attacked the Gryffindor stands, killing several students, while Professor McGonagall warned the crowd not to look into its eyes and tried to block it with a spell.
• William used a Wronski Feint to strike the Basilisk with a Conjunctivitis Curse, and Fawkes arrived to confront the serpent.
• Dumbledore appeared beside Fawkes, blasted the Basilisk into a crater, and beheaded it with a sword.
• Dumbledore ordered the teachers to evacuate the students and care for the injured, then insisted William stay with him.
• Snape ran up carrying Harry’s body and told Dumbledore that Harry was dead; Dumbledore helped Snape up as William stood silently.

After the Basilisk attack killed forty-five students, including Harry, Dumbledore told William that Voldemort had remained at Hogwarts and urged him to use Ravenclaw's Ring to enter another time loop. William prepared to go back with the task of discovering what happened and saving the students, while Dumbledore warned him not to forget the greater goal.

• William examined the Sword of Gryffindor, and the Sorting Hat explained that it absorbed things that strengthened it, including the Basilisk venom coating its blade.
• Dumbledore returned to the office and told William that forty-five students had died and that Snape had found Harry dead in the forbidden corridor after he swallowed the Philosopher's Stone.
• Dumbledore revealed that Weasley and Hermione had also gone to the forbidden corridor but had survived, and said Voldemort had released the Basilisk to distract him.
• Dumbledore warned William that a wish to catch Voldemort could trap him in the loop forever because Voldemort was in an unusual state.
• Dumbledore urged William to use Ravenclaw's Ring to discover what had happened and save all the students, including Harry, then cautioned him to remember the greater goal.