Recaps

Douglas captured Nagini and forced Barty Crouch Jr. into a prison and research program while Voldemort escaped with Lucius Malfoy. As Douglas organized opposition and prepared to track Voldemort, Hogwarts concluded the Triwizard Tournament and welcomed new exchange students.

• Douglas exposed Voldemort’s Horcruxes, captured Nagini in a Silver Wire Cage, and watched Voldemort escape with Lucius Malfoy.
• Douglas brought Barty Crouch Jr. to the cavern prison, confronted him with his father, and established a research program for prisoners under Barty Crouch Sr.’s supervision.
• Voldemort and Lucius took refuge at a Malfoy property, where Voldemort examined the blood-based magic controlling his body and began planning to break it.
• Douglas assigned Percy, Bill, Barty Crouch Sr., and Dumbledore roles in preparing for Voldemort, while the Hero Altar honored those who had fought him before.
• Cedric won the Triwizard Tournament, Viktor Krum stayed at Hogwarts, and Moody refused Douglas’s post while offering to fight Voldemort.
• Douglas told Snape to remain at Hogwarts until he could return to Voldemort as a spy, and he told Harry to focus on his exams before pursuing the Dark Lord.
• Douglas used Voldemort’s wand and blood to locate him, while Sirius strengthened security and Douglas revealed that Nagini might be a person afflicted by a Blood Charm.
• Pheobe accepted Madame Maxime’s offer to stay at Hogwarts as an exchange student, then joined Bill as he offered to show her the castle.

As Voldemort tried to uncover the source of Douglas Holmes’s power, Harry learned that he had to stay with the Dursleys and tackle a summer course to unlock his protective coat. The arc left Snape tasked with spying on Holmes while Voldemort turned to his novels for answers.

• Krum decided to remain at Hogwarts for the N.E.W.T. exams and reform Durmstrang, while Hermione, Harry, Ron, and Ginny shared a picnic with him.
• Harry studied Tom Riddle’s Hogwarts dossier, accepted that Riddle had been a gifted student, and resolved to prepare for their eventual confrontation with help from Ron and Hermione.
• Voldemort tried to trace his bloodline, then secretly acquired Muggle science equipment and studied Holmes’s books for clues to his power.
• The school year ended with Harry ready to face what came next, while Fred and George began their work at Marauders Power Company and Draco hurried back to Narcissa.
• Barty Crouch Jr. began analyzing Magic Apprentice under Douglas’s orders, and Douglas hoped the work would undermine Barty’s devotion to Voldemort.
• Dobby delivered Sirius’s protective coat and summer textbooks to Harry, while Vernon agreed to supervise Harry’s studies in exchange for a lucrative business contract.
• Bill resigned from Gringotts and joined Marauders Power Company, where he welcomed Fleur as his assistant.
• Snape told Voldemort about Holmes’s unusual potion practices and Muggle-inspired work, prompting Voldemort to order him to observe Holmes and search for the source of his power.

Douglas brought Nagini to Newt and Tina, then helped Newt begin researching a cure for her Blood Curse. After uncovering Voldemort’s plan to break Death Eaters out of Azkaban, Douglas organized a raid and proposed a magical-creature breeding and research center with Hagrid.

• Snape confronted Lucius over Draco’s conflict between pleasing Douglas Holmes and upholding pure-blood beliefs, then imposed a demanding summer training plan on Draco.
• Douglas visited Newt and Tina Scamander, revealed that their rescued snake was Nagini, and proposed researching her Blood Curse through Life Alchemy and Muggle biology.
• Newt agreed to study biology and work with Douglas on a possible cure for Nagini, while Tina pledged to help him.
• Douglas reunited with Leo and Clara, then decoded Lucius Malfoy’s newspaper article and discovered Voldemort planned to break loyal Death Eaters out of Azkaban on July 15.
• Douglas organized a Marauders Power Company operation to capture the Dementors and take Azkaban’s prisoners, assigning Sirius, Lupin, and Bill their roles in the plan.
• Douglas found Filch punishing Peeves, then joined Hagrid in tasting roasted Blast-Ended Skrewt and discussed developing a magical-creature breeding facility.
• Douglas proposed the Hogwarts Research Center for the Sustainable Development of Magical Creatures, with internships and future jobs for students.

Douglas prepared the Demon-Suppression Tower as a mobile prison, then led a crew to Azkaban and captured its Dementors and inmates. Lucius’s attempted rescue ended in a clash with the Aurors, while Scrimgeour concluded that the Ministry’s supply chain had been compromised and left Fudge to deal with the empty prison.

• Douglas appointed Hagrid manager of the farm, praised Valerius’s woodworking, and recruited him to design Azkaban’s reconstruction as a prison.
• Douglas ordered Crouch to prepare confinement arrays and potions for incoming prisoners, then expanded the Underground Lake and made Barty Crouch Jr. its first isolated resident.
• Douglas shrank the Demon-Suppression Tower into a portable pagoda and took it to Holmes Manor as Hogwarts professors discovered the tower was missing.
• Douglas and his crew sealed Azkaban off, drew out its Dementors with an emotion-emitting doll, and used the dragon-hide book to devour them.
• Douglas brought the surviving inmates into the Talent Introduction Plan, capturing the Death Eaters and recruiting Lockhart as a publicity director.
• Douglas’s team discovered and sealed the cavernous pool that generated Dementors from accumulated misery, then left Azkaban after releasing a surge of magical energy.
• Sirius alerted Fudge to the Dark Mark over Azkaban as Lucius and other Death Eaters arrived, found the fortress free of Dementors, and tried to make their retreat look like a failed rescue.
• Scrimgeour and the Aurors pursued Lucius’s boats, but prank weapons and a battle at sea let Lucius escape, and Scrimgeour captured several Death Eaters and ordered an investigation into compromised Ministry supplies.