The Fall of the House of Usher: How did Victorine die?

In the episode titled "The Tell-Tale Heart" of The Fall of the House of Usher, the character Victorine meets a tragic end. The episode explores themes of murder, madness, and paranoia. Victorine, one of Roderick Usher's illegitimate children, is tormented by Verna, a mysterious woman who seems to be involved in the deaths of the Usher children. Victorine's paranoia grows as she becomes the first human test subject in an experimental heart mesh project.Victorine's troubles begin when she books her girlfriend, Alessandra, for a surgery to implant the heart mesh on Verna, unaware that this woman is actually Verna in disguise. Alessandra is furious with Victorine for making promises without consulting her, and the situation escalates quickly. Alessandra threatens to leave and expose the experiment to the media. Feeling guilty and abandoned, Victorine tries to contact Alessandra but receives no response. This is not an ideal time for Victorine to start hearing a mysterious mechanical chirping sound that haunts her wherever she goes. The sound is only audible to her, and she can't locate its source.In the final scene of the episode, Roderick visits Victorine's house to reveal his true interest in the heart mesh. However, the conversation takes a dark turn when Roderick admits that he can also hear the mechanical chirping that has been plaguing Victorine. As they discuss the sound, Victorine catches a glimpse of Alessandra walking through the house and follows her. To her horror, Victorine discovers that she had accidentally killed Alessandra by hitting her in the head with a statuette. In a disturbing turn of events, Victorine opens Alessandra's chest and attempts to implant the heart mesh to revive her lover. However, the noise Victorine had been hearing was the machine trying to pump blood through a dead heart. Overwhelmed by what she has done, Victorine stabs herself in the heart in front of her father, paralleling Roderick contemplating suicide earlier in the series.The combination of the emotional stakes, Alessandra's gruesome death, and Victorine's shocking decision to take her own life makes her demise in "The Tell-Tale Heart" the most disturbing death in the series so far. With Victorine's death, four of the Usher children have met tragic ends, leaving only two remaining. The episode further explores the themes of paranoia and the destructive influence of Verna on the Usher family.