Chapter Summaries

Darren encountered Grindelwald, who discovered Darren carried his bloodline and tried to persuade him to come along. Darren saw through Grindelwald’s intentions and urged the old man to find shelter from the snow, leaving Grindelwald embarrassed and recalling his past deception of Dumbledore.

• Grindelwald realized Darren’s presence had entered his mental world without being attacked, then discovered Darren carried his bloodline.
• Grindelwald examined Darren with his wand and learned the reason for their connection before asking Darren to come with him.
• Darren refused to follow Grindelwald, warning that he seemed insincere and might lead him into danger.
• Grindelwald sat down, upset that he could no longer persuade even a child, while Darren criticized him for deceiving children.
• Darren told Grindelwald to get up before he caught a cold, and Grindelwald remembered how deceiving Dumbledore had once filled him with regret.

Darren met Grindelwald in a mindscape, where Grindelwald discovered Darren was an Obscurial who carried his bloodline. Grindelwald grew worried about Darren’s danger and was about to persuade him when Darren recognized his deceptive tactics.

• Darren tried and failed to pull Grindelwald up, then used the Obscurus to lift him in the mindscape.
• Grindelwald sensed Darren’s bloodline and learned that Darren did not know what an Obscurial was or how he had entered the mindscape.
• Darren explained that Dumbledore had warned him about the Obscurus, but he had not felt harmed by it and had used it against Death Eaters who hunted him.
• Grindelwald worried that Darren was an Obscurial and had been hunted, then felt impressed when Darren said he had captured the Death Eaters.
• Grindelwald began to speak persuasively, but Darren called out his verbal tricks and warned that they would drive sincere friends away.

Grindelwald offered to become Darren’s family, and Darren asked him to spend a day together instead of giving him power or wealth. After waking in the Hospital Wing, Darren tried to protect Hermione and the others from Madam Pomfrey’s anger, while the Paternal System offered him a mission with the reward of Bloodline Concealer.

• Grindelwald told Darren he could be his family, and Darren asked whether that meant he should call him Grandpa.
• Darren asked Grindelwald to spend a day with him, admire the snowy scenery, and buy him a meal.
• Darren woke in the Hospital Wing, where Madam Pomfrey scolded him for drinking alcohol and neglecting his recovery.
• Darren denied that Hermione and the others were responsible for his drinking, but Madam Pomfrey said she would report the prank to Professor McGonagall.
• The Paternal System offered Darren a mission to pretend his legs were weak and plead for Madam Pomfrey to forgive Hermione and the others, with Bloodline Concealer as the reward.

After Darren obtained a Bloodline Concealer, he reassured Madam Pomfrey that Harry, Ron, and Hermione were not to blame for his condition. The friends visited him in the Hospital Wing, where Ron found Ginny’s get-well card and argued with Hermione about it.

• Darren accepted the quest and received a Bloodline Concealer that hid his bloodline auras but revealed them to their owners.
• Darren fell when he tried to get out of bed and begged Madam Pomfrey not to punish Harry, Ron, or Hermione.
• Madam Pomfrey warned Harry, Ron, and Hermione not to give Darren alcohol, then left after Darren pleaded with her to stop scolding them.
• Hermione hugged Darren, Ron complained about her, and Harry asked whether Darren was feeling better.
• Ron found Ginny’s greeting card beneath Darren’s pillow, and Darren treasured it while Ron and Hermione argued over whether it was a good gift.

Harry told Darren that he and the others had concealed their plan to impersonate him and enter the Slytherin Common Room, but Darren apologized instead of getting angry. The group found a threatening note in Darren’s pocket, and Harry insisted he stay safe while Darren vowed to stop any Death Eaters who returned.

• Harry explained to Darren how he and the others had impersonated him to enter the Slytherin Common Room, and Darren apologized for making them take risks.
• Hermione apologized to Ron for insulting him and Ginny, and Darren asked them not to speak badly about Ginny again.
• Darren found an unfamiliar note in his pocket warning him not to meddle in other people’s business, and Harry suspected it was a threat.
• Harry told Darren to stay in the school and return to the Slytherin Common Room early, while Ron advised against taking the note to the professors.
• Darren agreed to be careful but declared that he would risk his life to stop any Death Eaters who came back.

Darren tried to comfort his friends and Moaning Myrtle while concealing his own interest in the strange incidents at Hogwarts. When Myrtle screamed in the bathroom, he found Tom Riddle’s diary on the floor, leaving the mystery’s plot moving forward.

• Harry and the others continued following Darren because they feared he might encounter danger.
• Darren spoke kindly with Mr. Filch, who warned him about Peeves and offered to save him some biscuits.
• After a loud bang, Darren blamed himself for the petrified students, and Harry and the others reassured him.
• Darren heard Moaning Myrtle scream and hurried to her bathroom, where he found Tom Riddle’s diary on the floor.
• Myrtle told Darren that someone had thrown things at her, and Hermione pulled him away while explaining Myrtle’s behavior.

Darren was abducted by Vindalozier, a follower of Grindelwald, who believed he had been named the Saints’ future king. Darren pretended not to remember the mindscape, leaving Vindalozier bewildered and self-destructive.

• Darren detected a potent Draught of Living Death in the disguised cat and negated its effects before pretending to collapse.
• Vindalozier carried Darren through a secret passage, while Harry and the others found him missing as they left the bathroom.
• Darren took back his wand and demanded to be returned to Hogwarts, but Vindalozier insisted he was the heir chosen by Grindelwald.
• Darren denied remembering Grindelwald’s offer of the Saints, and his questions pushed Vindalozier toward a breakdown.
• Darren grabbed Vindalozier’s hand and tried to comfort her, earning three notifications of 100 Paternal Points each.

Darren challenged Rookwood’s plans to restore the former wizarding order, arguing that her group’s ideals did not excuse their contempt for Muggles. He gave her several potion formulas and left her considering a safer way for the group to support itself.

• Darren accepted a system mission to tell Rookwood that wizards and Muggles were equal.
• Darren mocked Rookwood for wanting to reclaim her former status and for hiding among Muggles while despising them.
• Darren received the Modified Version of the Polyjuice Potion, which could maintain a disguise for a day, and kept its formula to himself.
• Darren suggested that Rookwood open a potion shop or use her skills to help others.
• Darren wrote several potion formulas in the air and gave them to Rookwood, who was moved by his kindness.

Darren agreed to give Rookwood and the Saints a home, accepting their shares in exchange for helping them stay on the right path. Rookwood thanked him, and Darren asked where Lezi was.

• Darren warned Rookwood not to let anyone misuse his Polyjuice Potion, and Rookwood admitted the Saints no longer wanted to harm Muggles or live as fugitives.
• Rookwood offered Darren the Saints’ shares, and he accepted after she said they only wanted a home.
• Darren said he should report the Saints to Dumbledore but admitted he could not defeat them, so he would shelter them instead.
• Darren promised to kill the Saints if they harmed anyone and asked them to help build a home together; Rookwood thanked him tearfully.
• Darren asked Rookwood not to knock him out again and wanted to know where Lezi was.

Darren told Dumbledore that he had taken the Saints in and accepted responsibility for their actions, while Dumbledore praised his decision and privately reflected on his renewed connection with Grindelwald. Darren reunited with Hermione, Harry, and Ron, who showed him the Diary of Tom Riddle and noted that its owner had been a student fifty years earlier.

• Darren reported to Dumbledore that he had taken the Saints into his fold and argued that keeping them close would let Dumbledore watch them.
• Dumbledore praised Darren's decision, while privately recalling how Grindelwald had revealed Darren's bloodline and how they had reconciled.
• Hermione stopped Darren after he left Dumbledore's office, and Darren apologized for forgetting to tell his friends where he was going.
• Hermione showed Darren the Diary and explained that Tom Riddle had been a student fifty years earlier.
• Hermione scolded Harry and Ron for failing to notice the clue, while Darren's kindness earned him Paternal Points.

Darren discovered that Tom Riddle had hidden the Diary’s magic, then watched Lockhart’s chaotic Valentine’s Day stunt at Hogwarts. When two dwarfs forcibly grabbed Darren’s schoolbag, he staged a collapse in front of Snape, leaving the dwarfs petrified.

• Darren tapped the Diary with his wand, causing its faint magic to vanish, then handed it to Harry while pretending it was useless.
• With attacks stopped and February underway, Lockhart returned to teaching and staged an extravagant Valentine’s Day celebration with gloomy dwarfs dressed as Cupids.
• Darren suspected Lockhart was deliberately provoking the Hogwarts staff and students to get himself expelled.
• Two dwarfs cornered Darren and insisted that he listen to more than a dozen musical messages before Potions class.
• When the dwarfs grabbed Darren’s schoolbag, he fell to the floor and acted as though he were in severe pain, prompting Snape to rush over and petrify them.

Darren pretended to be unwell around the little dwarfs, prompting Snape to protect him and send them to Lockhart. After Dumbledore ended Lockhart’s activity and reassured Snape, Darren looked forward to the release of the Wizengamot’s newspaper.

• Snape examined Darren, who stood up and claimed he had only felt a little uncomfortable, while defending the two little dwarfs.
• Snape sent the little dwarfs to Lockhart and watched Darren enter the classroom.
• Darren told Harry that Snape had been kind and asked him not to speak badly about the professor, leaving Harry stunned.
• Dumbledore called off Lockhart’s activity after half a day and reminded the school that students were there to learn.
• Snape rushed to Dumbledore’s office, fearing Darren’s bloodline had been exposed, then left looking reassured.
• Darren looked forward to the upcoming release of the Wizengamot’s newspaper.

Darren’s theory for turning Muggle-borns into wizards drew widespread praise, and his promise to help Filch completed Filch’s long-term task. Darren gained Salazar Slytherin’s bloodline and learned that the Chamber of Secrets was hidden beneath the Gryffindor Common Room.

• Newspapers and letters flooded Hogwarts, and the press praised Darren’s theory as a potential breakthrough.
• Filch asked Darren whether the theory was true, and Darren promised to help make Filch a wizard and apologized for Mrs. Norris’s petrification.
• Darren completed Filch’s long-term task, received an Advanced Bloodline Lottery draw, and obtained Salazar Slytherin’s bloodline.
• Darren discovered that the bloodline granted access to the Chamber of Secrets and the right to use the Basilisk, with its location apparently beneath the Gryffindor Common Room.
• The professors praised Darren’s work, and Flitwick told him that his Muggle-born uncle was waiting for the potion.
• Darren pretended to hurry off to research the potion, prompting the professors to praise his dedication.

Cassandra watched Darren Potter’s Slytherin classmates debate how to punish him for breaking House Rules, while struggling to explain her own intense dislike and concern for him. When Becky Greengrass replaced their agreed punishment with the Cruciatus Curse, Cassandra stayed to find out what would happen.

• Cassandra resented Darren’s enthusiasm for Harry Potter and grabbed his shoulder when he tried to leave the Slytherin table, but let him go after seeing his pleading expression.
• After hearing Darren had grown up in an orphanage and scavenged rotten vegetables to eat, Cassandra and other Slytherins discussed punishing him for taking House Rules lightly.
• Cassandra volunteered to oversee Darren’s punishment, but the Slytherins settled on each casting one spell and frightening him instead.
• Darren returned with biscuits from Gryffindors, and Malfoy mocked him, disrupting the Slytherins’ plan to intimidate him.
• Becky Greengrass accused Darren and changed the proposed punishment to the Cruciatus Curse, prompting Cassandra to stay and watch.

Cassandra watched Potter get caught up in Malfoy's attack, a flying lesson, and the planned duel with Harry Potter, while growing increasingly irritated by his concern for others and his closeness with a Gryffindor girl. The chapter ended with Cassandra confronting him for wanting to eat with Gryffindor and warning him about the consequences in Slytherin.

• Cassandra noticed that Potter's convincing scream had been caused by a Silencing Charm, then helped clear away Slytherins who wanted to attack him.
• Cassandra learned Malfoy had been attacked and saw that Potter had been hurt in the process, but Potter returned from the dormitory without any sign of injury.
• During Flying Lesson, Potter saved a student from the Longbottom family and then ran to scold Harry Potter, calling him a stupid lion.
• Cassandra saw Potter talking with Miss Know-it-all outside the castle and became angry when the girl blushed at something he said.
• After hearing that Harry Potter and Malfoy had arranged a duel, Cassandra caught Potter trying to stop it and join Gryffindor for a meal, then warned him about what would happen if he ate there.

Cassandra watched Darren Potter risk himself during the troll attack and later worry over Harry Potter during a Quidditch match, while trying to hide her concern for Darren. After Christmas, she heard that Harry Potter and his friends had raised a dragon.

• Cassandra told Darren where Hermione Granger was, then hurried after him when Quirrell announced that a troll was in the dungeon.
• After a deafening bang, Cassandra followed Professor McGonagall as she carried Darren to the Hospital Wing and learned he was only exhausted.
• At the Quidditch match, Cassandra saw someone curse Harry Potter’s broomstick, but Harry caught the Golden Snitch and was unharmed.
• When Malfoy mocked Harry for being an unwanted orphan, Cassandra thought of Darren’s life at the orphanage and bought him candy and biscuits.
• After Christmas, Cassandra heard Malfoy say that Harry Potter and his friends had raised a dragon.

Cassandra watched Darren Potter’s misadventures, from his detentions and rescue of a unicorn to their shared exam performance, while insisting she had nothing to do with him. After hearing that he had been struck by the Cruciatus Curse and might not recover, she feared for his life.

• Cassandra heard Malfoy explain that Darren had received two detentions after going to the Forbidden Forest to help with the dragon delivery.
• Darren was hospitalized after apparently saving a unicorn, then returned to the Great Hall and hurried off to join Harry Potter.
• During practical exams, Cassandra transformed a rat into a Chinese snuff bottle like Darren’s and denied Professor McGonagall’s suggestion that she was chasing him.
• Cassandra ignored Darren for two days, then heard Pansy say he had been hospitalized after being hit by the Cruciatus Curse.
• Cassandra learned that Madam Pomfrey could not guarantee Darren would be all right when he woke up, and heard that the curse had left Neville Longbottom’s parents permanently incapacitated.

Cassandra struggled to hide her feelings for Darren Potter while her family weighed the dangers of her liking Harry Potter’s younger brother. Mr. Worley accepted her feelings and urged her to become strong enough to face the trouble a relationship with Darren could bring, though Darren did not know she liked him.

• Cassandra cried after hearing about Neville Longbottom’s parents and Harry Potter being sent to the Hospital Wing, and Pansy warned her that their families had ties to Voldemort.
• During the summer, Cassandra told her mother she liked Harry Potter’s younger brother, but her mother mocked the idea and suspected Darren had given her a Love Potion.
• Cassandra secretly followed news about Darren and learned he had developed a new antidote and been accepted as Nicolas Flamel’s heir.
• Mr. Worley told Cassandra he believed she had not been given a Love Potion and accepted her feelings, but warned that she would need strength to face the dangers of being with Darren.
• Cassandra blushed and admitted that Darren did not know she liked him.

Cassandra told Mr. Worley she had not pursued Darren Potter because she could not bring herself to interfere while he was with Hermione, and her father urged her to keep trying. After Darren became dangerously distressed while searching for Harry Potter, Cassandra watched him return to his usual routine until she overheard Malfoy blaming the Quidditch team for mentioning Darren Potter.

• Mr. Worley discovered Cassandra had made no progress with Darren and told her to work hard before updating her parents.
• Cassandra and Pansy rode to school together and learned that Darren, Harry Potter, and Ron Weasley had not boarded the train.
• Cassandra saw Darren arrive with Aurors and later heard him beg her to reveal Harry's whereabouts.
• Darren's magic went out of control as he pleaded for Harry to be saved, but the Head of House helped him draw back his power.
• Cassandra watched Darren return to his routine of visiting Gryffindor, then overheard Malfoy scolding the Slytherin Quidditch team for mentioning Darren Potter.

Cassandra heard that Filch had attacked Darren Potter and secretly arranged for Peeves to retaliate, while Darren remained unaware of her concern. After Darren disappeared following the latest petrification incident, Cassandra feared he had been petrified too and asked the Head of House to check his dormitory.

• Cassandra heard that Darren Potter had forced Flint to apologize for insulting him and Hermione, and she secretly jinxed Flint for damaging Slytherin's reputation.
• On Halloween, Cassandra watched Darren leave to find Harry Potter and felt hurt that he continued to overlook her.
• Cassandra heard that Filch had attacked Darren and then lured Peeves into confronting Filch by repeating an insult about the poltergeist.
• After Gryffindor won at Quidditch, Cassandra noticed Darren had not come out of his dormitory and heard that a Gryffindor student had been petrified after visiting Harry Potter.
• Cassandra feared Darren had also been petrified and hurried to ask the Head of House to check his dormitory.