The Fall of the House of Usher: Who is the informant and what did Dupin reveal about them?

In response to the question of who the informant is and what Dupin revealed about them, Dupin confessed to Roderick that he fabricated the existence of an informant in order to manipulate the Usher children and make them turn against each other. He never anticipated that his deception would lead to anyone's death. Dupin claims no responsibility for the deaths of Perry, Camille, Leo, or Victorine. The deaths of the Usher children were not orchestrated by him or as a result of the rigged trial he was attempting to manipulate.As for the informant, it is revealed that they don't actually exist. This revelation adds another layer of manipulation and paranoia to the already troubled Usher family. The siblings, Frederick, Tamerlane, and Victorine, are unable to trust each other and end up holding grudges against one another. With the existence of an informant debunked, the children find themselves even more isolated and vulnerable to Verna's schemes."The Tell-Tale Heart" episode focuses primarily on Victorine, who becomes the target of Verna's malevolent intentions. After Victorine's romantic partner, Alessandra, discovers the extent of Victorine's involvement in the heart mesh experiment and realizes that Victorine prioritizes money and fame over their relationship, she threatens to expose everything to the media. This leads to a heated confrontation between the two, and Victorine throws a statuette at the door as Alessandra leaves. The episode ends with Victorine hearing a mysterious chirping sound, unable to locate its source.In a tragic twist, it is revealed that Victorine had inadvertently struck Alessandra with the statuette, causing her death. Overwhelmed by guilt and desperation, Victorine attempts to revive Alessandra by opening her chest and implanting the heart mesh device. The creepy revelation of Victorine's actions and her own self-inflicted death by stabbing herself in the heart in front of her father adds a disturbing and tragic element to the episode.Overall, the informant's non-existence and Dupin's manipulation add to the suspense and mystery of "The Tell-Tale Heart" episode. The Usher children's trust in each other is further shattered as they try to navigate the web of paranoia and deception spun by Verna. The episode delivers a shocking and haunting portrayal of the Usher family's descent into madness and tragedy, with Victorine's death being the most disturbing and gut-wrenching so far.