Chapter Summaries

Snape taught Mia offensive spells, and she later joined Firenze in fighting Acromantulas before comforting a crying Hermione. During the Halloween troll attack, Mia and Hermione stunned the troll, and Hermione took the blame for the group, while Snape hid an injury.

• Snape taught Mia offensive spells and combat, and Mia used Sectumsempra to help Firenze clear Acromantulas from the Forbidden Forest.
• Mia found Hermione crying, comforted her, and accompanied her to freshen up.
• After Quirrell announced that a troll was in the dungeon, Harry, Ron, and Draco went to find Mia and Hermione, who were in the bathroom.
• Mia and Hermione stunned the troll, and Ron apologized to Hermione for insulting her.
• Hermione took responsibility for the group, and Professor McGonagall deducted five points from her and five points from Mia, Harry, Draco, and Ron for their good luck.
• Mia noticed Snape limping and tried to ask about his injury, but he told her to leave with the others.

Harry received a Nimbus 2000 before the Quidditch match, while Mia watched from the Slytherin stands with Draco and their friends. The match between Slytherin and Gryffindor began.

• Harry was too nervous to eat, and he told Ron that he suspected Snape had used the Troll as a diversion to reach the three-headed dog.
• Mia defended Snape and suggested Harry consider Quirrell instead, but Harry dropped the subject when she became upset.
• An owl delivered Harry a Nimbus 2000, and Harry realized Professor McGonagall had arranged the gift.
• Mia joined Draco, Blaise, Theodore, Pansy, and Daphne in the Slytherin stands and shared her hand warmer with Theodore.
• Madam Hooch released the Bludgers and Golden Snitch, then tossed up the Quaffle to start the match.

Mia watched Harry struggle during a Quidditch match and realized Quirrell was trying to harm him, so she set Quirrell’s turban on fire. Harry recovered, caught the Golden Snitch, and gave it to Mia to share his victory.

• Angelina scored for Gryffindor, but Flint played violently and knocked Wood out of the game, allowing Slytherin to score.
• Harry spotted the Golden Snitch, but his broom went out of control, and Mia realized Quirrell was responsible.
• Mia ran into Hermione, who suspected Snape, but Mia identified Quirrell as Harry’s attacker and led Hermione and Draco beneath the teachers’ stand.
• Mia cast Incendio at Quirrell’s turban, distracting him and stopping his attack while Harry regained control.
• Harry caught the Golden Snitch and won the match for Gryffindor, then gave it to Mia, saying his victory was hers to share.

Mia and Harry stayed at Hogwarts for Christmas, where Mia received gifts that reminded her of the care and promises she shared with her friends. After a joyful snowball fight, she and Harry prepared to investigate the secret tied to Nicolas Flamel after the holiday.

• Before Christmas, Mia gave Draco a dark green scarf, and Draco invited her to visit his home; she declined because she would not leave Harry behind.
• On Christmas morning, Mia opened gifts from Draco, Theodore, her friends, and the professors, then found a crown from Harry that recalled his childhood promise to her.
• Mia joined Harry and Ron in the Great Hall, received a jumper from Mrs. Weasley, and thanked Harry for the Golden Snitch bracelet she had made for him.
• The twins invited Mia to a snowball fight, and Mia, Fred, and George pelted Quirrell as revenge for Harry's broom incident.
• Mia recalled that she and Hermione had told Harry about the broom and that Hagrid had let slip that Fluffy guarded something connected to Nicolas Flamel; they planned to investigate after Christmas.
• Professor McGonagall stopped the snowball fight and led Quirrell away, while Mia regretted that it was over.

Mia gave gifts to her friends and Hogwarts staff, then explained the Deathly Hallows after Harry showed her the Invisibility Cloak. The friends decided to test the cloak for sneaking around, but discovered it was difficult to fit three people beneath it.

• Mia sent gifts to Snape, McGonagall, Dumbledore, and the other professors, while Quirrell received nothing.
• Mia gave Hedwig a pendant engraved with ancient runes to protect her and Luna.
• Harry showed Ron and Mia the Invisibility Cloak, and Mia identified it as one of the Deathly Hallows.
• Mia recounted the tale of the three brothers and explained the Elder Wand, Resurrection Stone, and Invisibility Cloak.
• Ron learned that the Potter family had made its fortune from patented hair-care products, while Harry was surprised by his family history.
• Mia and Ron suggested trying the cloak for sneaking around, but the three friends struggled to fit beneath it.

Harry, Ron, and Mia found the Mirror of Erised, which showed each of them their deepest desires, and Dumbledore explained its dangers. He sent them back and said he would move the mirror, leaving Harry comforted but still longing for his family.

• Mia separated from Harry and Ron while they evaded Filch and Mrs. Norris, then overheard Snape confront Quirrell about who he was working for.
• Harry and Ron found an empty room and discovered the Mirror of Erised, which showed Harry his parents and younger sister and showed Ron himself as head boy and Quidditch captain.
• Mia found Harry and Ron, looked into the mirror, and saw herself grown up with Lily and James beside her.
• Dumbledore explained that the mirror showed the deepest desires of people's hearts but could not reveal truth or promise that those desires would come true.
• Dumbledore said he would move the mirror, thanked Mia for the warm woolen socks, and sent the children back.

Mia rescued Harry and Draco from Voldemort in the Forbidden Forest and defeated him with Ancient Magic. She collapsed from the effort as Hagrid, Hermione, Ron, Dumbledore, McGonagall, and Snape arrived.

• Mia studied Ancient Magic while cleaning the Trophy Room during detention, then went to practice in the Forbidden Forest.
• Mia heard a scream and found Voldemort attacking Harry and Draco with the Killing Curse.
• Mia shoved Harry and Draco out of danger, protected them, and confronted Voldemort.
• Mia restrained Voldemort with Hagalaz and struck him with Ancient Magic, making him disappear as Quirrell collapsed.
• Mia collapsed, and Harry and Draco caught her before Hagrid, Hermione, Ron, Dumbledore, McGonagall, and Snape arrived.

Mia recovered from magical exhaustion after using Ancient Magic to save Harry from Quirrell, while her friends and Snape waited anxiously. She returned to school life after Dumbledore confirmed Quirrell was imprisoned and the Philosopher’s Stone destroyed, then placed first in the final exams.

• Mia collapsed after dueling Quirrell to save Harry, and Madam Pomfrey discovered that another source of magic was healing her exhausted magic.
• Dumbledore, McGonagall, and Snape left to discuss Quirrell, while Harry and the others were sent away so Mia could rest.
• Mia woke several days later, and Dumbledore told her the Philosopher’s Stone had been destroyed and Quirrell had been locked up in Azkaban.
• Harry, Hermione, and Ron welcomed Mia back and told her about Hagrid’s Norwegian Ridgeback and Gryffindor’s Quidditch Cup victory.
• Theodore gave Mia a potion and homework notes, and Draco hurried to see her after she returned to the common room.
• Mia took first place in the final exams and became famous once again.

Mia helped Harry and Ron prepare for final exams, then earned perfect marks and took first place in the school. At the end-of-year feast, Dumbledore awarded her fifty points and the Special Award for Services to the School, leaving the House Cup celebrations transformed by recognition of her bravery.

• Mia predicted exam questions for Harry and Ron, and the students completed their written and practical exams.
• Mia earned perfect marks in every subject and placed first, while Hermione came close behind and Ron and Harry both passed.
• At the end-of-year feast, Dumbledore announced Gryffindor had won the House Cup with 483 points, narrowly ahead of Slytherin.
• Draco pointed out that Mia had defeated Quirrell, and Dumbledore awarded her fifty points for fighting a dark wizard and protecting her companions.
• Dumbledore gave Mia the Special Award for Services to the School for repeatedly thwarting Quirrell, and the Great Hall erupted in cheers.

As the school year ended, Mia and Harry returned to the Dursleys’ home, where Mia continued her magical research and tried to reassure Harry when their friends did not write. The chapter left the siblings facing the Dursleys’ preparations for an important visit from the Masons.

• Draco invited Mia to visit during the holidays, and she declined but agreed to exchange letters; Theodore gave her a Dark Magic artifact for protection.
• Hagrid gave Mia and Harry a family photo album before they boarded the Hogwarts Express, and they returned to the Dursleys’ home with Hermione and Ron.
• Mia developed an alchemical device that could fool the Ministry’s Trace into detecting an adult wizard nearby.
• Harry worried that Hermione and Ron had forgotten him, and Mia reassured him that something must be keeping them from writing.
• Uncle Vernon warned Mia and Harry to keep their owl and cat confined, then rehearsed with Aunt Petunia and Dudley for the Masons’ visit; Mia pulled Harry upstairs.

Dobby warned Harry Potter and Mia Potter not to return to Hogwarts, but his attempt to keep them away led to trouble with the Dursleys. Ron, Fred, and George arrived in a flying car to rescue them.

• Mia Potter and Harry Potter found Dobby in their room, where he warned them that a plot threatened them and urged them not to return to Hogwarts.
• Dobby revealed that he had intercepted their friends’ letters, and Mia Potter tried to retrieve them with magic.
• Dobby tried to throw a cake at Mrs Mason, but Harry Potter and Mia Potter stopped him before the Dursleys caught them.
• The Dursleys sealed the Potters’ windows and forbade them from returning to school, while Mia Potter gave Harry a rune-engraved necklace as protection.
• Ron, Fred, and George arrived in a flying car and told Harry Potter and Mia Potter to gather their things so they could rescue them.

Mia and Harry escaped the Dursleys with Ron, Fred, and George and reached the Burrow, where Mrs. Weasley welcomed them warmly. They met Ginny and Mr. Weasley, who immediately asked them about Muggle objects.

• Mia and Harry packed while Fred and George pulled the bars from Harry's window, and the group escaped in the Weasleys' car.
• The group reached the Burrow at dawn, where Mia and Harry were amazed by the cozy wizarding home.
• Mrs. Weasley scolded her sons for taking the car, then warmly welcomed Mia and Harry and invited them to call her Aunt Molly.
• Ginny saw Mia and Harry, then ran away, and Ron explained that she had been talking about them all summer.
• Mr. Weasley arrived home from work, met Mia and Harry, and asked them what a rubber duck was for.

Mia and Harry went with the Weasleys to Diagon Alley, where Harry accidentally traveled to Knockturn Alley and encountered danger before Hagrid brought him back. At Flourish and Blotts, they met Gilderoy Lockhart and Draco, and Mia apologized to Draco for failing to answer his letters.

• Mia signed Ginny's notebook and wrote her a blessing, then Harry added his own autograph.
• Harry accidentally went to Knockturn Alley and hid when he saw Lucius Malfoy at Borgin and Burkes; Hagrid found him and helped him return.
• Mia reunited with Harry outside Flourish and Blotts, cleaned him with Scourgify, and Hermione repaired his glasses.
• Gilderoy Lockhart arrived at the bookshop and posed for a photo with Harry while Mia avoided the crowd.
• Mia noticed Draco watching her, and he complained that she had ignored his letters; she apologized, and he accepted it.

At Flourish and Blotts, Lucius Malfoy insulted the Weasleys and Muggle-borns while secretly placing a black book in Ginny's cauldron. Staying at the Burrow until Hogwarts began, Mia wondered whether Draco's family loyalty put them on different sides, while Ginny asked if Mia liked Draco or her brothers.

• Harry and the Weasley brothers escaped the crowd, and Draco mocked Harry before Lucius Malfoy arrived and greeted Mia.
• Lucius confronted Harry about his scar and Voldemort, then insulted Hermione and the Weasleys while Arthur defended his family.
• Lucius slipped a black book into Ginny's cauldron, invited Mia to Malfoy Manor, and left with Draco.
• The Weasleys returned to the Burrow with Mia and Harry, where Ginny happily shared a bed with Mia.
• Ginny asked Mia whether she liked Draco, then suggested Mia could choose George and Fred instead.

Mia, Harry, and Ron flew to Hogwarts in Mr. Arthur's car after being stopped from boarding the Hogwarts Express, and Mia kept them safe when the car malfunctioned. They reached the school with Dumbledore and Snape's help, attended the Sorting, and Mia avoided discussing the delay with Draco.

• Mia used a Concealment Charm as Ron and Harry took Mr. Arthur's flying car toward Hogwarts, then used magic to steer it clear of the Hogwarts Express when its invisibility booster failed.
• Mia sent Hedwig to alert Dumbledore and Snape and reassure Hermione and the others, then maintained protective and levitation spells as the car followed the train.
• Dumbledore and Snape helped the car land safely at Hogwarts, and Snape praised Mia's judgment and awarded her, Ron, and Harry ten points each.
• Mia joined the Slytherin table and briefly acknowledged Ginny, while Astoria Greengrass was sorted into Slytherin and Colin Creevey and Luna Lovegood entered other houses.
• Daphne and Theodore joined Mia on the way to the dormitories, leaving Draco angry as Mia avoided telling him what had delayed her.

Mia joined Harry and Ron at breakfast, where Colin Creevey took their pictures without permission and Ron received a Howler from his mother for stealing the car. After the public scolding, Mia returned to the Slytherin table, where Draco realized she had been upset about the same incident.

• Ron showed Harry that his wand had broken in the crash, and Mia joined the Gryffindor table for breakfast.
• Colin Creevey introduced himself, photographed Harry and Mia without permission, and asked them to pose with him.
• Errol delivered Ron a Howler, which loudly scolded him for stealing the car and revealed that Arthur faced a Ministry inquiry.
• Mia covered Harry's ears during the Howler, while George and Fred realized she had been involved in the car trip and Ginny told them to stop teasing her.
• Mia returned to the Slytherin table, and Draco guessed that she had been upset about the Howler and tried to cheer her up.

Mia and her classmates endured Gilderoy Lockhart’s disastrous Defence Against Dark Magic lesson, which ended with them stopping a swarm of Cornish Pixies after Lockhart fled. Mia repaired the classroom, and the group left as the lesson neared its end.

• Draco took the seat beside Mia and glared at Lockhart when the teacher flirted with her.
• Lockhart gave the class a quiz about his personal preferences and achievements, and Mia said she knew the answers but did not want to praise him.
• Lockhart released Cornish Pixies from a cage, lost control of them, and ran away as they terrorized the classroom.
• Mia and Hermione cast spells to stop the pixies, while Mia lowered Neville from the ceiling and the others returned the creatures to their cage.
• Mia used Reparo to restore the damaged classroom, then suggested that everyone leave.

Draco made the Slytherin Quidditch team, but Mia ended their friendship after he insulted Hermione with a blood-status slur. Mia later partnered with Theodore in Herbology and secretly took Mandrake leaves to begin preparing to become an Animagus.

• Draco became Slytherin's Seeker, Goyle and Crabbe became Beaters, and Lucius sponsored the team with seven Nimbus 2001s.
• At the Quidditch pitch, Draco called Hermione a Mudblood, and Ron's broken wand turned his Slug-Vomiting Charm back on him.
• Mia demanded that Draco apologize, and when he refused, she told him they could no longer see each other.
• Madam Pomfrey treated Ron, and Mia, Hagrid, and Harry comforted Hermione while Mia explained the insult and its meaning.
• Mia avoided Draco in the days afterward and partnered with Theodore to repot Mandrakes, earning five points for Slytherin.
• Mia secretly took several Mandrake leaves because she planned to begin becoming an Animagus during the coming cloudless months.

Mia trained Harry, Hermione, and Ron in defensive and attack spells in the Room of Requirement, then began the second stage of becoming an Animagus. The chapter left Mia performing the required sunrise-and-sunset incantation as she waited for the coming thunderstorm.

• Mia brought Harry, Hermione, and Ron to the Room of Requirement and taught them Protego, Expelliarmus, and the Blasting Curse.
• Mia gave each of them an alchemical bracelet that could create a shield and sense the others’ approximate locations.
• Harry, Hermione, and Ron fought the animated statues through an exhausting training session, with Hermione protecting them all using Protego Totalum.
• Mia continued dragging the trio back for nightly training while she prepared for the next Animagus step.
• After keeping a Mandrake leaf in her mouth for a month, Mia went to the Forbidden Forest and learned that the next thunderstorm would arrive the following week.
• Mia checked the trio’s progress, stayed in the Room of Requirement, and recited “Amato, Animo, Animato, Animagus” at sunrise.

Mia recalled how she had befriended Luna Lovegood in the Ravenclaw Common Room and protected her from bullying. Meanwhile, Draco worried that Mia would keep ignoring him, while Mia reassured Luna that she cared about how others treated her.

• Draco asked Daphne and Blaise how to make peace with Mia, but refused to apologize to Granger.
• Luna visited the common room and curled up beside Theodore, while Daphne asked whether she knew where Mia was.
• Mia remembered meeting Luna in Ravenclaw’s Common Room after answering the eagle knocker’s question.
• Mia spoke with Luna about The Quibbler and Wrackspurts, and the two became close through Mia’s frequent visits.
• After Mia learned Luna was being bullied, she reported it and warned the students responsible.
• Mia asked Luna whether anyone had bullied her lately, and Luna said she did not mind before Mia told her that she did.