Arc 3Pettigrew Unmasked
Lin Ze uncovered Bados’s transformation experiments in France, then returned to Britain and pursued the truth about Sirius Black’s conviction. He found Peter Pettigrew hiding as Scabbers, and Pettigrew confessed to betraying the Potters as Sirius’s retrial began.
- Lin Ze exposed Richard’s betrayal at the cannery, rescued Benjy Fenwick from his Animagus form, and traced Bados’s operation to a cruise ship laboratory that exploded during the raid.
- Back in Britain, Lin Ze investigated the Malfoys while following Sirius Black’s trial and urging Sirius to reveal that Peter Pettigrew might still be alive.
- Lin Ze met Barty Crouch Jr. and agreed to help Sirius find Pettigrew in exchange for information about the Order of the Phoenix.
- Lin Ze visited the Burrow with Old Prewett, identified Percy’s rat Scabbers as Pettigrew, and secretly explained the truth to Molly Weasley.
- Lin Ze brought Pettigrew to Barty Crouch, where he admitted betraying the Potters, and Crouch arrested him while preparing to retry Sirius’s case.
- Lin Ze told Sirius that Pettigrew had been caught and promised to learn his transfer route, while warning his guards to keep Pettigrew alive.
- Lin Ze learned from Mr. K that Igor Karkaroff was hiding in a warehouse basement in Tromsø, Norway.
- At Sirius’s hearing, Pettigrew drank Veritaserum and confessed that he betrayed the Potters to Voldemort, caused the Muggle street explosion, and escaped as a rat.