The Fall of the House of Usher: How does Roderick become the CEO of Fortunato Pharmaceuticals?

In the Netflix miniseries "The Fall of the House of Usher," Roderick Usher is the CEO of Fortunato Pharmaceuticals. He inherits the position after the death of Mr. Longfellow, the previous owner and Roderick's biological father. Roderick and his sister, Madeline, discover their true parentage when their mother, Eliza, who used to work as Mr. Longfellow's secretary, falls ill. They reach out to Mr. Longfellow for help, but he cruelly refuses and Eliza dies in their care.To avoid scrutiny from the police and honor their mother's wishes to not be embalmed, Roderick and Madeline bury Eliza in their backyard. However, her body mysteriously leaves the grave during a storm and ends up at Mr. Longfellow's house, where she kills him. Roderick and Madeline witness the act, and years later, they inherit Fortunato Pharmaceuticals under the guise of Mr. Longfellow dying of a heart attack.Roderick becomes the CEO of the company and promises to be a better father figure than his own, providing for all of his children, legitimate and illegitimate. However, his family members start betraying his trust, and a crisis engulfs the powerful Usher family. They face the threat of an informant who could reveal their unethical practices related to the opioid crisis. To uncover the informant, Roderick calls a family dinner and presents everyone with a non-disclosure agreement, which includes a clause stating that any traitor will be "neutralized," meaning killed.As the story unfolds, Roderick also encounters mysterious figures, such as a woman wearing a plague doctor mask and a jester-like figure. These characters are connected to events from Roderick's past, including a New Year's Night when Roderick and Madeline encountered a bartender named Verna who predicted that their lives would change forever.The first episode of the series ends with Roderick seeing the eerie jester figure in his