Chapter Summaries

Hermione Granger, a transmigrator trapped in New York in the Marvel world, used a magical spellbook to earn money and improve her spells. With Hogwarts term approaching, she selected the castle symbol and returned to her familiar room in the Harry Potter world.

• Hermione worked at a New York grill, using magic to prepare orders and improve her Levitation Charm and Confundus Charm.
• Hermione recalled waking up as twelve-year-old Hermione Granger in 2008 New York, where she had no legal identity and her parents were in another world.
• Hermione inspected her spellbook, which recorded her magic and spells, including the Dark Harvest talent that could harvest souls for energy.
• Hermione decided to return to the other world to learn more magic as the start of term approached.
• Hermione selected the castle symbol in her spellbook and arrived back in her familiar room, where an owl waited on the windowsill.

Hermione used the magic book to travel between the Marvel and HP worlds, then rode the Hogwarts Express and arrived at the castle for the Sorting. After secretly hexing Malfoy and repairing Harry’s glasses, she caught the attention of McGonagall and Dumbledore as the first-years entered the Great Hall.

• Hermione discovered the magic book could transport her between the Marvel and HP worlds, then returned to her own room and traveled to King's Cross Station.
• Hermione shared a compartment with Harry and Ron, and secretly used magic to make Malfoy fall after he insulted them.
• Hermione repaired Harry's glasses with a Mending Charm, earning another proficiency increase.
• Hermione traveled by boat to Hogwarts, where McGonagall thanked her for her letter and wished her a pleasant term.
• Malfoy learned Hermione was Muggle-born and silently remembered her, while Dumbledore's gaze settled on her at the back of the Great Hall.

Hermione was sorted into Gryffindor after overruling the Sorting Hat’s inclination to place her in Slytherin, then began her first day at Hogwarts by reading about the school’s history. The chapter leaves her in Professor McGonagall’s classroom as a gray-and-white cat approaches her.

• Dumbledore welcomed the first-years, and the Sorting Hat placed Harry Potter in Gryffindor.
• Hermione insisted on Gryffindor despite the Sorting Hat’s assessment that her ambition suited Slytherin, and she joined Harry and Ron at the feast.
• Hermione watched Quirinus Quirrell and the other professors while keeping her secrets to herself during dinner.
• The next morning, Hermione borrowed books and arrived early for Professor McGonagall’s Transfiguration class to read Hogwarts: A History.
• A gray-and-white cat jumped onto Hermione’s desk and padded toward her.

Hermione watched Professor McGonagall demonstrate Transfiguration and instantly learned her Animagus form through the magic book. When Ron doubted Hermione had learned magic already, she transformed Harry’s quill into a rat and told Ron to eat it.

• Hermione recognized the cat in the classroom as Professor McGonagall, who transformed back into a human when Harry and Ron arrived late.
• Hermione’s magic book recorded McGonagall’s cat Animagus transformation as learned.
• Professor McGonagall explained Transfiguration and demonstrated several forms of magic to the first-years.
• Hermione told Harry and Ron she had already learned Transfiguration, but Ron challenged her claim.
• Hermione cast Flavido on Harry’s quill, turning it into a rat, and told Ron to eat it.

Hermione established her authority over Harry and Ron with her Transfiguration, then drew Snape’s attention in Potions class after Harry claimed she knew the answers. She calmly answered Snape’s questions despite reading A History of Hogwarts, leaving him to respond to her challenge.

• Hermione turned Ron’s rat back into a quill after he refused to eat it, impressing Ron and Harry with her Transfiguration.
• Hermione examined the Transfiguration and Animagus spells recorded in her spellbook as Harry and Ron followed her to Potions class.
• Snape quizzed Harry about potion ingredients, and Harry retorted that Hermione knew the answers.
• Snape noticed Hermione reading A History of Hogwarts and mocked her, while Malfoy and other Slytherins laughed.
• Hermione answered Snape’s questions about the Draught of Living Death, bezoars, monkshood, and wolfsbane, then asked, “Am I right, Professor?”

Hermione mastered Hogwarts magic, secretly copied spells from the Half-Blood Prince’s Advanced Potion-Making, and returned to Marvel with Sectumsempra available to defend herself. She went back to the grilled-meat shop where she had worked and entered invisibly after hearing shouting inside.

• Snape deducted five points from Gryffindor after Hermione answered his Potions questions, then watched her because her talent and green eyes reminded him of someone.
• Hermione settled into Hogwarts life, earned the nickname “the Library Witch,” and became friends with Harry and Ron while they acted as her sidekicks.
• Hermione transformed into a cat, entered the locked Potions classroom, copied spells and potion recipes from the Half-Blood Prince’s book, and learned Sectumsempra and Levicorpus.
• Hermione returned to Marvel and found her magic level nearly at its limit, then decided she needed to grow stronger and find a way to earn usable money.
• Hermione heard shouting at Elvin’s grilled-meat shop, unlocked the door, cast a Disillusionment Charm, and slipped inside.

Hermione tested Dark Harvest in Hell’s Kitchen by killing criminals and discovered that nearby deaths also gave her soul energy. After three hours of harvesting, she was two points from reaching magic level 2 and realized that Tony Stark might have just been kidnapped.

• Hermione used Expelliarmus to knock a robber away from Elvin, then killed him with Sectumsempra and collected his handgun.
• Hermione gained one soul energy and learned she could use it to strengthen her magic or improve spell proficiency.
• Hermione went to Hell’s Kitchen, where she hunted vicious criminals and discovered Dark Harvest could collect energy from nearby deaths even when she did not cause them.
• After three hours, Hermione reached magic level 1 (998/1000), but stopped when the nearby area was cleared and she was exhausted.
• Hermione reasoned that the setting was probably the MCU before Iron Man’s debut and realized Tony Stark might have just been kidnapped.

Hermione struggled to make money and evade notice in Hell’s Kitchen before returning to Hogwarts for her first flying lesson. She could summon her broom only after several tries, then sat sideways on it rather than straddling it, leaving Ron silenced.

• Hermione realized she lacked the money and know-how to buy Stark Industries shares, then paid for a room at an inn and kept her wand ready in case the owner threatened her.
• The next morning, a team searched Hermione’s empty room and reported to their superior that she had likely teleported; the eyepatched man studied files about her and Hell’s Kitchen’s unexplained deaths.
• Hermione attended flying class with Gryffindor and Slytherin students and complained inwardly about the houses being paired together.
• Hermione struggled to summon her broom, finally getting it into her hand on her third attempt.
• When Madam Hooch told the students to mount their brooms, Hermione sat sideways instead of straddling hers and snapped at Ron when he pointed out the instruction.

Hermione saved Neville from a dangerous broom accident during Flying Class, then watched Malfoy provoke Harry by stealing Neville’s Remembrall. The chapter ended with Hermione urging Harry to chase Malfoy into the air.

• Neville lost control of his broom and fell, but Hermione stopped his fall with the Slowing Charm; he landed and broke his ankle.
• Madam Hooch took Neville to the Hospital Wing, while the Gryffindors praised Hermione for saving him.
• Malfoy grew jealous of Hermione’s popularity and picked up Neville’s Remembrall while the students crowded around her.
• Harry demanded that Malfoy return the Remembrall, but Malfoy flew off with it, hoping to lure Harry into breaking Madam Hooch’s rules.
• Hermione urged Harry to mount his broom and chase Malfoy.

Harry chased Malfoy’s thrown Remembrall on his broom, impressing Professor McGonagall, who recruited him as Gryffindor’s Seeker and Hermione as a Beater. The chapter ended with Oliver Wood looking dismayed at McGonagall’s announcement.

• Hermione urged Harry to confront Malfoy, and Harry took flight as the Gryffindors cheered him on.
• Malfoy threw the Remembrall toward Professor McGonagall’s Office, and Harry caught it with an impressive maneuver.
• Professor McGonagall summoned Harry and Hermione, then borrowed Oliver Wood from Professor Quirrell’s lesson.
• McGonagall named Harry Gryffindor’s new Seeker and Hermione its new Beater, leaving Wood looking devastated.

Wood explained Quidditch to Hermione and Harry and watched Hermione hit a Bludger with alarming force. Hermione proposed increasingly ruthless ways to win, leaving Wood sweating as she lined up her bat with his head.

• Wood welcomed Hermione and Harry to the Gryffindor Quidditch team and offered to teach them the rules.
• Hermione used the Levitation Charm to move the equipment trunk, impressing Wood with her skill.
• Wood explained Quidditch positions and released a Bludger for Hermione to practice hitting.
• Hermione sent the Bludger into Wood, then hit it again after Harry warned her of its approach.
• Hermione proposed replacing most positions with Beaters, but Wood explained that the rules forbade it.
• Hermione suggested using spells or knives against opponents, then aimed her bat at Wood and made him sweat.

Hermione advanced her magic to level two after practicing broom control, then returned to the Marvel Universe and learned that FBI agents had been asking about her. She deliberately waited in a café under a surveillance camera, hoping to draw S.H.I.E.L.D. into helping her obtain an identity and a legal pretext for hunting criminals.

• Wood gave Harry the Golden Snitch to practice catching and fled the Quidditch field, leaving Harry and Hermione alone.
• Hermione practiced flying until her Spellbook trembled, then the Great Hall learned that Harry had become the youngest Seeker in a century and Hermione had joined as a Beater; Hermione's toast to Malfoy left him petrified.
• Hermione's Magic Level rose to lv2, improving her spellcasting, and she tested the stronger Reductor Curse before returning to the Marvel Universe.
• At the hotel, Hermione learned from the owner that FBI agents had been asking about her, and she suspected they were S.H.I.E.L.D. agents using FBI identities.
• Hermione sat in a café across from a surveillance camera and waited openly for S.H.I.E.L.D., planning to ask for help with her identity and future hunting; a young man and woman entered and sat nearby.

Hermione confronted Natasha Romanoff and Agent Jason, mistaking them for possible Ministry of Magic agents while revealing that she believed herself to be a witch. Natasha tried to dismiss Hermione’s claims, but when Hermione threatened to erase their memories, she stopped her and prepared to explain S.H.I.E.L.D.’s interest.

• Natasha entered the café after arranging a large S.H.I.E.L.D. operation to contain Hermione if negotiations failed.
• Hermione joined Natasha and Agent Jason, recognized that they were watching her, and tapped Jason on the forehead with her wand.
• Natasha sent Jason away and asked Hermione how she had seen through their disguises; Hermione claimed wizards could sense people watching them.
• Hermione spoke about the Ministry of Magic, Muggles, and Dumbledore, leaving Natasha uncertain whether she was delusional or telling the truth.
• Hermione decided to erase Natasha’s memories with her wand, but Natasha stopped her by asking whether she wanted to know who they were.

Natasha questioned Hermione about a series of unnatural deaths, but Hermione revealed her magic and admitted she had killed the men. As Natasha realized Hermione belonged to a hidden wizarding society, Hermione asked how S.H.I.E.L.D. had identified her, and Natasha said surveillance cameras had captured her.

• Natasha introduced herself as an agent of the Strategic Homeland Intervention, Enforcement and Logistics Division and questioned Hermione about the unnatural deaths.
• Hermione transformed a coffee cup and spoon into paper and a pen, levitated a cup, and repaired it with magic.
• Hermione admitted she had killed the men and asked whether S.H.I.E.L.D. would reward her for getting rid of bad guys.
• Hermione explained that she had learned magic from professors at school, leading Natasha and her colleague to realize that wizards had schools and a larger society.
• Hermione challenged Natasha to explain how S.H.I.E.L.D. had identified her despite her Disillusionment Charm, and Natasha said there had been surveillance cameras at the scene.

Hermione explained how S.H.I.E.L.D. had identified her and nearly erased Natasha’s memories, but Natasha persuaded her to preserve their partnership. Natasha left the café to report to her director, while Hermione hinted that she had secretly prepared a spell.

• Natasha explained that street-camera footage from the shop and Hermione’s hotel registration had led S.H.I.E.L.D. to identify her.
• Hermione raised her wand to erase Natasha’s memories, but Natasha argued that S.H.I.E.L.D. could help her fight evil and keep her secret.
• Hermione agreed to a pinky swear with Natasha, while secretly moving her wand beneath the table.
• Hermione warned Natasha that anyone who broke their promise would die, then claimed she was joking.
• Natasha left the café and asked her director what they should do next.

Natasha and S.H.I.E.L.D. realized Hermione could erase memories and secretly investigated the wizarding world, while Hermione prepared to use their interest to her advantage. Back at Hogwarts, she continued practicing magic and asked Neville to swap seats with her.

• Natasha advised Nick Fury against detaining Hermione, and Nick agreed to build a relationship with her and invite her to headquarters.
• Hermione left the café unnoticed by Natasha and the agents, then S.H.I.E.L.D. surveillance showed that she had erased their memories of her departure.
• Hermione saw news that Tony Stark had disappeared in Afghanistan and accessed S.H.I.E.L.D.'s file on wizards.
• Hermione reflected on her plan to use S.H.I.E.L.D.'s interest, considered the soul behind Quirrell's head as a future target, and spent two weeks practicing magic and Quidditch at Hogwarts.
• Hermione learned that magical creatures required blood samples to register in the Spellbook, then Neville thanked her for saving him and offered to help her.
• Hermione asked Neville to swap seats with her.

Hermione avoided Seamus’s explosive spell, then received a Nimbus 2000 alongside Harry. A newspaper report about a break-in at Gringotts led Harry to accidentally reveal that Hagrid had retrieved something from Vault 713, and Hermione realized the Philosopher’s Stone was now at Hogwarts.

• Hermione swapped seats with Neville before Seamus’s attempt to turn water into wine exploded, leaving Seamus and Neville blackened.
• Owls delivered parcels, and Harry and Hermione unwrapped matching Nimbus 2000 broomsticks sent by Professor McGonagall.
• Harry thanked McGonagall while Hermione gave the staff table a graceful wizard’s bow.
• Harry read that someone had broken into Gringotts and told Ron that Vault 713 had already been emptied.
• Harry accidentally revealed that Hagrid had taken him to Vault 713 and collected something, then covered his mouth when he realized he had let the secret slip.
• Hermione recognized that Hagrid had retrieved the Philosopher’s Stone and concluded that it was now at Hogwarts.

Hermione returned to the Marvel Universe, discovered that the Spellbook could analyze and store her Nimbus 2000, and met Phil Coulson after Natasha was injured. Coulson brought her to S.H.I.E.L.D. headquarters, where he led her to Natasha’s hospital room.

• Hermione recognized Quirrell as the one seeking the Philosopher’s Stone but decided not to warn Harry.
• Hermione found that the Spellbook had analyzed the Nimbus 2000 and could store or synthesize it.
• Coulson told Hermione that Natasha had been injured on a mission and asked her to meet S.H.I.E.L.D.’s director.
• Hermione agreed to go with Coulson but insisted on visiting Natasha first.
• Coulson brought Hermione to the Triskelion and led her to Natasha’s hospital room.

Hermione used magic to heal Natasha's injuries and remove her scar, astonishing Natasha and Coulson. They then met S.H.I.E.L.D. director Nick Fury, whom Hermione trusted simply because Natasha did.

• Hermione visited Natasha in the hospital and insisted on seeing her wounds.
• Hermione used magic to remove Natasha's stitches and heal her deep wound, leaving Natasha and Coulson stunned.
• Hermione erased the scar Bucky had left on Natasha, and Natasha hugged her in gratitude.
• Natasha and Coulson escorted Hermione to Nick Fury's office at S.H.I.E.L.D.
• Hermione told Fury she trusted him because Natasha trusted him, leaving him momentarily speechless.

Nick Fury questioned Hermione about wizarding society and learned that she was a Hogwarts student whose movements were restricted, though she refused to explain why. He then asked her to help locate the missing Tony Stark, leaving Hermione to suspect he was testing her abilities.

• Nick Fury asked Hermione how many wizards and magic schools existed, and she named several schools around the world.
• Hermione explained that the Ministry of Magic governed wizarding society and that ordinary people could not reach wizarding places because of magic.
• Hermione told Nick Fury that the Ministry had restricted her movements at Hogwarts and that Dumbledore had given her a way to travel to New York, but she refused to explain the reason.
• Nick Fury chose not to press Hermione and asked her to help find Tony Stark, who had disappeared in Afghanistan after his escorts were killed.
• Hermione recognized Tony Stark and suspected Nick Fury had asked for her help to test whether she could locate him.