The Chair Company Episode 4, "Bahld Harmon birthplace (disputed)" is a breakthrough for Ron Trosper in this HBO comedy thriller. He has been investigating Tecca, the chair manufacturer for the faulty chair, since the pilot episode "Life goes by too f**king fast, it really does". The defective chair is the inciting incident for the HBO comedy thriller.The fourth episode is where Ron supposedly solves the mystery. For the uninitiated, the opening minutes of the premiere saw Ron in a celebratory mood as his company, Fisher Robay, was promoting him. Or at least, that was the case until Ron's chair collapsed after he gave his acceptance speech for the promotion. This incident sends Ron into detective mode as he begins investigating the chair company.This finally builds to an interesting conspiratorial revelation in The Chair Company Episode 4, "Bahld Harmon birthplace (disputed)". The synopsis for the episode reads:"While developing a new hypothesis, Ron finds himself at the center of a series of confusing encounters."The Chair Company Episode 4 Ron's latest Tecca theory explained: View this post on Instagram Instagram PostThe fourth episode of the HBO series is divided into two separate timelines as it continues the present storyline of Ron investigating Tecca, and we flashback to Ron six years ago. Ron and Barb talk about leaving their jobs and following their dreams. For Ron, it is to start a jeep tour business. But it seems that the business might not have done well, which is why we can understand his elation in The Chair Company's premiere episode.This episode explains why Ron can't let it go when the chair fell on the stage, in full view of the people. As the HBO show is halfway through, through his investigation into the chair company, Ron discovers a sinister secret regarding Tecca: That the company is supposedly smuggling opioids into the country by hiding them inside the chairs by taking out a part of the chair.Revealing this to his daughter, Natalie, Ron says:"I am uncovering a vast criminal conspiracy. I think a chair company might be being used as a fraud to smuggle opioids into a country by a major pharmaceutical company."Then Ron further continued:"I went through every part of it. I ripped it into shreds, and I found something. There’s a part missing. Ever since 1972, most chairs have had a horizontal hydraulic lever at the base of the chair. This article I found about it says that this chair part is called the chair appendix. While the Tecca chair I teared apart has a hole for the chair appendix, but there’s no appendix in there."This revelation in the last act of the episode sets up an interesting fifth episode, which will air on HBO on Sunday, November 9, 2025. But the closing moment of the episode is also touching as a flashback scene shows an upset Ron dealing with his struggling business as he is comforted by his supportive wife and daughter."After an embarrassing incident at work, a man (Robinson) finds himself investigating a far-reaching conspiracy."As of now, four episodes of the popular HBO comedy are streaming on HBO Max. The eight-episode series will conclude on November 30, 2025.