Arc 3The Diary and Second Year

Will used Voldemort’s offer and the Black Diary to deepen his magical studies while navigating Harry’s transformation and the start of a new school year. After helping Harry reach Hogwarts and exposing Lockhart’s incompetence, Will turned his attention to Transfiguration and its limits.

  • Harry followed Quirrell into the Forbidden Forest, where Quirrell attacked the centaurs and Harry before Harry fell unconscious.
  • Will accepted Voldemort’s offer to learn from him in exchange for helping discover Fluffy’s weakness, then told Dumbledore about the arrangement.
  • Will developed a Bone-Growing Charm through experiments on himself and lizards, while Ron accidentally gave Harry his Powerful Beauty Potion and transformed him into a girl.
  • Will finished his first year, reunited with Lupin in London, and learned that Lupin had declined Dumbledore’s offer to teach at Hogwarts.
  • Lucius Malfoy gave Will Voldemort’s Black Diary, and Will used it as Ivan Selwyn while drawing knowledge from Tom and limiting its access to his magic.
  • Will agreed to the Howard family’s plan to recognize him as Edward’s second son, then found Dobby had blocked the barrier at King’s Cross and helped Harry and Ron reach the train.
  • Will began his second year, subdued Lockhart’s Cornish Pixies, and continued developing Transfiguration and Potions while questioning McGonagall about transfigured food.
Chapters 51–75 Vol. 1 Read

Ch. 51Harry's Adventure in the Forbidden Forest (Part One)

Harry followed Professor Quirrell into the Forbidden Forest and lost track of him, while Quirrell searched his traps for unicorns to keep himself and Voldemort alive. Harry met centaurs searching for their missing companion Firenze and offered to help.

  • Snape scolded Will Behrens for keeping his distance after Snape sneezed.
  • Harry followed Quirrell into the Forbidden Forest, unaware of its dangers, then lost sight of him among the trees.
  • Quirrell searched his traps for unicorns, finding a rabbit and a snake before discovering a unicorn caught in the fifth trap.
  • Harry heard centaurs calling for Firenze and flew toward them.
  • Bane urged Harry to return to the Castle, but a chestnut centaur explained that Firenze was missing and warned Harry about the forest.
  • Harry offered to search for Firenze from the air, and the chestnut centaur began describing him.

Ch. 52Harry's great adventure in the Forbidden Forest (Part two)

Quirrell used Legilimency on Firenze to discover the routes unicorns traveled, then attacked the centaurs who tried to rescue him. Harry arrived overhead as Quirrell faced the last centaur still able to fight.

  • Harry searched the Forbidden Forest with Ronan and Bane, who told him they were looking for the missing Firenze.
  • Quirrell searched Firenze's memories and learned the paths unicorns regularly followed, while Voldemort urged him to set traps and obtain unicorn blood.
  • A group of centaurs attacked Quirrell to save Firenze, but Quirrell killed one and trapped two others in a pit.
  • Harry arrived on his broomstick after hearing the fighting, and Quirrell looked up at him.

Ch. 53Harry's Great Adventure in the Forbidden Forest (Part Two)

Harry and the centaurs fought Quirrell in the Forbidden Forest while Voldemort urged Quirrell to kill Harry and take control of his body. Quirrell stunned Bane and then struck Harry with a Stupefy, leaving Harry unconscious as he fell from his broom.

  • Quirrell fired a Killing Curse at Harry, but Harry dodged while the Brownish-Yellow Centaur attacked Quirrell with an arrow.
  • Harry spotted Firenze bound and the black centaur dead, then told Ronan and Bane that Quirrell had killed the centaur.
  • Quirrell used fire and the broom jinx to trap Harry in the air, but Ronan threw a stone that made Quirrell's Killing Curse miss.
  • Quirrell turned his attacks on the centaurs as Ronan and Bane joined the fight, while Harry tried to reach Firenze.
  • Quirrell stunned Bane, then hit Harry with a Stupefy, and Harry fell unconscious from his broom.

Ch. 54Dumbledore's Helplessness

Will took Snape’s annotated copy of Advanced Potion-Making to study its principles and learn Sectumsempra. After Harry was injured in the Forbidden Forest, Snape confronted Dumbledore, who had knowingly allowed Harry to face danger as part of preparing him to fight Voldemort.

  • Snape gave Will a list of books on Potion principles, then left the classroom after receiving an urgent note.
  • Will found Snape’s copy of Advanced Potion-Making and planned to study Sectumsempra and investigate combining Transfiguration with Potions.
  • Snape learned that Harry had broken an arm and a leg in the Forbidden Forest and went to the Hospital Wing to brew Skele-Gro.
  • Snape demanded an explanation from Dumbledore and questioned why Quirrell was still at Hogwarts.
  • Dumbledore reflected that he had let Harry face danger to prepare him to fight Voldemort, then considered another gifted young child as a possible candidate.

Ch. 55Late-Night Talk in the Kitchen

Voldemort ordered Quirrell to stay at Hogwarts and recruit a discreet helper, unaware that Harry had survived his fall. Later, Dumbledore took Will to the Kitchens for a late-night meal and began a serious conversation about Will’s future.

  • Voldemort punished Quirrell for wanting to flee and insisted that he remain at Hogwarts to pursue the Philosopher’s Stone.
  • Voldemort told Quirrell to find a discreet helper who could learn what Hagrid knew, and said he had already chosen someone.
  • Will studied Potions, then met Dumbledore, who used Apparition to take him to the Hogwarts Kitchens for food.
  • Dumbledore told Will that Harry had broken his arm and leg, and Will said he would visit him.
  • Dumbledore said he wanted to talk about Will’s future, leaving Will wondering what he meant.

Ch. 56Was I Being Set Up?

Voldemort revealed himself to Will and recruited him to help get past Fluffy, promising to teach him in return. Will pretended to agree while planning to use the situation to his advantage, and two nights later he told Dumbledore what had happened.

  • Dumbledore warned Will about Quirrell and offered to help him with his studies.
  • Quirrell intercepted Will and brought him to his Office, where Voldemort spoke through him.
  • Voldemort claimed Dumbledore feared Will's ambition and asked him to serve, then promised to teach him.
  • Will agreed to help Voldemort discover Fluffy's weakness in exchange for access to his knowledge.
  • Will left with Quirrell's notebooks and later told Dumbledore that Voldemort had revealed himself.

Ch. 57Help from Both Sides

Will secured Dumbledore’s support for using both sides to advance his magical knowledge, while refusing to cut ties with Voldemort or avoid Dark Magic entirely. He continued investigating Fluffy and began developing the Bone-Growing Charm by observing Skele-Gro’s magical effects.

  • Will told Dumbledore he intended to learn from Voldemort while pursuing magic above all else, and Dumbledore agreed to support him through Hagrid.
  • Will agreed to wait until Harry had recovered and returned to classes before telling Quirrell about Fluffy.
  • Will visited the Forbidden Forest and subtly kept Quirrell waiting by claiming he had not yet solved the problem.
  • Will removed the bones from two fingers, drank Skele-Gro, and used Sight to record the potion’s flow of magic.
  • Will’s bones regrew, leaving him with diagrams he planned to use to develop the Bone-Growing Charm.

Ch. 58On the Brink!

While recovering in the Hospital Wing, Harry concluded that Quirrell worked for Voldemort and planned to stop him from reaching the Philosopher’s Stone that night. The chapter left Quirrell preparing to get past Fluffy while Dumbledore was away.

  • Hagrid visited Harry, blamed himself for Harry’s fall, and said he was leaving for London to deliver something to Professor Dumbledore.
  • Ron, Hermione, and Neville visited Harry, who learned that Snape had taken points from Ron and Neville in Potions Class.
  • Harry told his friends that Quirrell had attacked him in the Forbidden Forest and argued that Quirrell had also cursed his Broomstick.
  • Hermione agreed that Quirrell was likely working for Voldemort and suspected Snape had protected Harry during the Quidditch match.
  • Harry ordered Ron to bring the Invisibility Cloak and told Hermione and Neville to meet them that night so they could protect the Philosopher’s Stone.
  • Quirrell told someone in his office that he had learned how to get past the Big Dog.

Ch. 59A Night of Action, a Windfall for Will

Will accepted Voldemort’s notebook from Quirrell and used its knowledge to advance his magical research, while Harry and his friends pushed through the challenges guarding the Philosopher’s Stone. The chapter left Harry and Hermione heading for the next challenge as an unseen presence followed them.

  • Quirrell gave Will a notebook containing some of Voldemort’s magical knowledge and prepared to leave Hogwarts that night.
  • Will experimented with shaping Magic to regrow his finger bone, gaining Charms experience and considering how to develop Skele-Gro into a true charm.
  • A chess piece struck Ron unconscious, and Harry took the white queen while Neville carried Ron toward the Hospital Wing.
  • Harry and Hermione ran toward the next challenge, unaware of fresh footprints left nearby by someone under a Disillusionment Charm.

Ch. 60A direction for the Bone-Growing Curse

Will searched the Restricted Section for ways to simplify spells and found an old book explaining how complex magic could be reduced to core runes and gestures. He realized its approach might help him turn his Skele-Gro magic-drawing process into a spell.

  • Dumbledore appeared as Quirrell prepared to kill the unconscious Harry, and Voldemort tried to escape from Quirrell's body.
  • Will gave Madam Pomfrey the final batch of Skele-Gro he had brewed while Ron and Neville recovered in the Hospital Wing.
  • Will went to the Library to research spell construction and simplify his Skele-Gro process.
  • Will found Spells: Origins and Deconstruction in the Restricted Section and learned that spells could be built from core runes and gestures.
  • Will concluded that he needed to reduce his magic-drawing process to a concise combination of runes and movements, then give it an incantation.

Ch. 61Charms LV5, a Massive Haul!

Will mastered the technique of rewriting and stacking magical structures, transformed Skele-Gro into the Flesh and Bone Separation spell, and reached Charms LV5. He chose Primordial Meme, gaining the ability to reshape spell structures directly through his will, and began considering how it could simplify the Bone-Growing Charm and help him pursue Felix Felicis.

  • Will studied how precise rewriting and stacking could amplify a spell’s magical structure.
  • Will used his knowledge to cast Flesh and Bone Separation on his fingers, then restored them by repeating the Magic flow without an incantation.
  • Will reached Charms LV5 and received the Mind Spell and Transmuter special bonuses.
  • Will chose the Primordial Meme Bonus Ability, which let him construct, rewrite, and simplify spell structures through his will.
  • Will realized the ability might help simplify the Bone-Growing Charm and began thinking about its potential for transforming complex Potions such as Felix Felicis.

Ch. 62Harry in Danger

Will continued refining the Bone-Growing Charm while brewing potions for Snape, who had become the acting Defence Against the Dark Arts professor. The chapter left Ron in danger after he took an unfamiliar potion from Will’s room without permission.

  • After spending a sleepless night simplifying the Bone-Growing Charm, Will fell asleep exhausted and estimated the work would take weeks.
  • Snape took over Defence Against the Dark Arts, leaving Will to study Potions books and brew much of Harry’s medicine.
  • Ron told Hogwarts about Harry and his friends overcoming the professors’ challenges, making the students popular.
  • Will cut the Bone-Growing Charm’s casting time to just over ten seconds and brewed a potent Beauty Potion.
  • While Will attended Herbology, Ron entered Will’s private room to collect Harry’s medicine and took an unfamiliar clear potion without waiting for Will.

Ch. 63Harry? Harriette?

Harry accidentally drank Will's Powerful Beauty Potion and transformed into a beautiful girl, though his magic remained unaffected. Snape suspected the potion's effects were unusually strong, and Will realized his brewing bonuses might have increased its potency.

  • Hermione and Madam Pomfrey discovered that Harry had transformed into a girl, and Hermione showed him his reflection.
  • Snape examined the empty vial, identified the potion as a likely Powerful Beauty Potion, and found that Harry's magic had not been affected.
  • Professor McGonagall summoned Will from Herbology, and Hermione explained that Ron had accidentally given Harry Will's potion.
  • Will realized his potion-making bonuses could have strengthened the potion, while Snape questioned him and suggested Harry's unusual constitution might explain the results.

Ch. 64The Bone-Growing Charm Succeeds

After Harry was affected by Will’s experimental potion, Snape agreed to study and treat him while Will received instruction in two spells in exchange for keeping the potion’s effects uncertain. Will returned to the Room of Requirement and successfully created a refined Bone-Growing Charm.

  • Will described the Powerful Beauty Potion as an experimental product with unknown effects, and Snape recommended cautious treatment for Harry.
  • Snape and Professor McGonagall forbade Ron from discussing the incident, while Snape privately began examining Harry.
  • Will warned Ron not to tamper with unfamiliar magical items, then returned to the Room of Requirement to work on the Bone-Growing Charm.
  • Will repeatedly tested and refined the charm on two lizards, improving his understanding of its magic.
  • Will used the refined spell on his own fingers and regrew their bones, successfully constructing a new Bone-Growing Charm.

Ch. 65Harry's Gossip

Will celebrated the maturity of his Potion Transfiguration Theory and planned to eventually turn Felix Felicis into a spell. While relaxing by the Black Lake, he heard Sylvia speculate that Snape and Malfoy had romantic feelings for Harry, leaving Hermione and Neville nearly persuaded by the gossip.

  • Will decided to practice transforming other potions before attempting to make Felix Felicis into a spell.
  • Will relaxed by the Black Lake with Sylvia, who caught a fish while Anco prepared food.
  • Hermione and Neville joined them and said Harry's transformation effects seemed to be fading as Snape continued treating him.
  • Sylvia suggested Snape had loved Harry's father and later claimed Malfoy sought Harry's attention because he liked him.
  • Hermione and Neville were nearly convinced by Sylvia's account while Will ate grilled fish and considered his next potion project.

Ch. 66The End of First Year

As First Year ended, Will learned the Flying Charm, completed his exams, and received seven Os alongside Hermione. During the summer break, he encountered Lupin in a London bookshop.

  • Snape taught Will the dangerous Flying Charm, and Will practised flying over the Black Lake until he could manage it steadily.
  • Will finished the written and practical exams with strong performances, while Snape threatened Harry with a retake for peeking at a classmate's Potion Brewing.
  • Will and Hermione each earned seven Os, Sylvia earned five, and Harry, Neville, and Ron received lower results as First Year ended.
  • During the summer holiday, Will entered a London bookshop and greeted Lupin, who was reading behind a bookcase.

Ch. 67Lupin's Life Now

Will visited Lupin, who had settled into a happy new life as manager of Green's Bookshop, and reassured him about adjusting to stability. Lupin declined Dumbledore's offer to teach at Hogwarts but planned to visit Harry, and agreed to tutor Will over the holidays.

  • Lupin showed Will around Green's Bookshop and explained how quickly he had adapted to the job and become its manager.
  • Lupin took Will to his new home, where he described his unease at suddenly having a steady job, income, and friends.
  • Will explained that Lupin's fear of losing his new life was a natural response to years of instability and pressure.
  • Lupin told Will that Harry had helped Gryffindor win the House Cup and that Dumbledore had offered him a teaching position at Hogwarts.
  • Lupin declined the offer because he feared his werewolf condition would cause trouble at Hogwarts, but said he planned to visit Harry.
  • Lupin agreed to keep his promise to tutor Will over the holidays.

Ch. 68Malfoy Father and Son

Over the holiday, Will developed the Confusion Charm and Vigor Charm while continuing his potion research, then went to Diagon Alley with Lupin to buy schoolbooks. There, Lucius Malfoy warned Draco to hide his hostility toward Harry, mindful that the Ministry was already scrutinizing the Malfoy family.

  • Will experimented with potions and developed the Confusion Charm using a Jamaican Black-Faced Monkey as a test subject.
  • Will successfully transfigured the Invigoration Draught into the Vigor Charm and tested it on himself.
  • Sylvia reminded Will to meet her and Hermione at Flourish and Blotts on August 7 to buy second-year textbooks.
  • Will went to Diagon Alley with Lupin, who hoped to see Harry, and found Hermione and Sylvia watching Lockhart show off.
  • Lucius Malfoy reprimanded Draco for openly mocking Harry and told him to conceal his opinions in public.
  • Lucius worried that the Malfoys' apparent dislike of Harry could fuel suspicions about their ties to Voldemort, especially after the Ministry searched Malfoy Manor.

Ch. 69Lucius Came Looking

At Flourish and Blotts, Lockhart interrupted Harry's conversation with Lupin to announce that he would teach Defense Against the Dark Arts at Hogwarts. Lucius Malfoy then sought a private meeting with Will and revealed that he had brought him a Black Diary from the Dark Lord.

  • Draco reflected on his long-standing desire to befriend Harry and watched as Lucius searched the crowd for Will.
  • Will met Sylvia, Hermione, and Neville, while Harry reunited with Lupin and spoke with him about his parents.
  • Lockhart seized Harry for photographs and announced that he would become Hogwarts' Defense Against the Dark Arts teacher.
  • Draco mocked Harry and Sylvia, but Lucius silenced him and asked Will to speak with him privately.
  • Lucius met Will at a nearby restaurant and showed him a Black Diary that the Dark Lord had asked him to deliver.

Ch. 70"Professor Riddle's" Diary

Will recognized the diary Lucius Malfoy gave him as one of Voldemort’s Horcruxes and used it to gain Dark Magic knowledge while hiding what he knew. After discovering the diary was draining his Magic, he limited his use of it and began writing under the name Ivan Selwyn.

  • Will realized Lucius had given him Voldemort’s diary and pretended not to know its significance while asking about the professor’s instructions.
  • Lucius left to rescue Draco, who had been beaten by Harry, Neville, and Ron, and later warned Draco to avoid Harry and stay on good terms with Will.
  • Will returned home from Lestrange Manor, wrote a false entry in the diary, and received a detailed essay about the Imperius Curse in reply.
  • Will used Wizard’s Eye to catch the diary absorbing his Magic and decided to use it sparingly while continuing to draw knowledge from Tom.
  • Will introduced himself to the diary as Ivan Selwyn.

Ch. 71Travels in Tahiti

Will used the Diary to build his dark magic knowledge but grew wary as it stole more of his magic, then traveled to Tahiti with Uncle Hobart before the new school term. Hobart told him the Howard family would welcome him back in twenty years, while Will’s magical attack left a fish’s insides mangled.

  • Will raised his Dark magic and Potions skills through studying the Diary and Potion Transfiguration, then limited contact with the Diary after noticing it steal more of his magic.
  • Will packed for term and dismissed Lockhart’s books as poor sources of experience.
  • Uncle Hobart took Will to Tahiti on his yacht and used magic to fill a bucket with fish.
  • Will used wandless, nonverbal magic to make two fish convulse and bleed, astonishing Hobart.
  • Hobart told Will that the Howard family planned to recognize him as Edward’s second son in twenty years and would support him until then, and Will accepted the arrangement.
  • A cook found a fish Will had caught with its organs mangled and its belly packed with bone spurs.

Ch. 72Caught in the Crossfire

Will arrived late at King's Cross and found Harry and Ron unable to pass through the barrier to Platform Nine and Three-Quarters. After discovering that Dobby had frozen the barrier's magic, Will searched for the house-elf and spotted his magic nearby.

  • Sylvia waited for Will on the Hogwarts Express while Hermione praised Lockhart to Neville.
  • Will reached King's Cross late after waiting for Hobart's wizard friend to sober up.
  • Harry and Ron failed to get through the barrier, and Will used Muggle-Repelling Charms to send a nearby guard away.
  • Will examined the barrier with the Wizard's Eye and realized that Dobby had stopped its magic.
  • Will flew above the crowd, spotted a cluster of magic without a visible figure, and announced that he had found Dobby.

Ch. 73New School Year

Will used a Confusion Charm and a Stunning Spell to stop Dobby from blocking the way to Hogwarts, allowing Harry and Ron to board the train. After reaching the castle, Will began his second school year with Sylvia, Neville, and Hermione.

  • Will confused Dobby, stunned him, and used Levitation Charms and conjured rope to carry the unconscious House-elf to the platform.
  • Will led Harry and Ron through the barrier to Platform Nine and Three-Quarters just before the train departed, where Sylvia was relieved to see him.
  • On the train, Harry explained Dobby's presence to the Weasley Twins, who teased Ron when he tried to speak up.
  • After arriving near Hogsmeade, Will saw the Thestrals and admired them as he traveled with Sylvia, Neville, and Hermione toward Hogwarts.
  • Will arrived at Hogwarts Castle and welcomed the start of his second school year.

Ch. 74Lockhart's Class

Will began his second year at Hogwarts and found his routine dull until Gilderoy Lockhart’s first Defence Against the Dark Arts lesson descended into chaos. Will helped the students subdue the Cornish Pixies, leaving Lockhart facing a bloodied, bone-spiked creature and staining his robes.

  • Will attended the Sorting Ceremony, learned Lockhart would teach Defence Against the Dark Arts, and returned to his reserved Seventh Floor dormitory.
  • Will settled into a predictable routine of classes, research, and extra lessons while earning a reputation as a dedicated student.
  • In Lockhart’s first Defence Against the Dark Arts class, Will ignored the professor’s quiz and read a book on Dark Magic.
  • Lockhart released Cornish Pixies, lost control of them, and hid beneath the lectern as the classroom fell into chaos.
  • Will cast several spells to incapacitate the pixies, and the students joined him in subduing them.
  • Lockhart emerged to salvage his reputation, but a bloodied, bone-spiked pixie fell before him and splattered his robes.

Ch. 75After School: A Boy and a Professor

Will completed his transfiguration of the Swelling Solution and paused his Baruffio's Brain Elixir research because he lacked a safe wizard test subject. After questioning Professor McGonagall about food transfiguration, he asked whether its effects could persist long enough for a person to digest and use the altered food.

  • Will finished transfiguring the Swelling Solution after working through the night and concluded that he could not safely study Baruffio's Brain Elixir without a wizard test subject.
  • Will decided to focus next on Transfiguration and to improve his Potions and Transfiguration skills.
  • Will successfully turned a beetle into a button in Professor McGonagall's class.
  • Will asked Professor McGonagall whether transfigured food provided the nutrients of its original form or its new form, and she explained that the original nutrients remained and would revert when the Transfiguration ended.
  • Will asked whether someone would still die if transfigured food remained altered until it was excreted or its nutrients were used up.
Arc 3 of 35
Arc 3 of 35