[s1e10] Open And Shut Info

After a season of red herrings—from the Dimas family’s secret business to Sting’s supposed involvement—the trio of Charles, Oliver, and Mabel finally narrow down their search. The episode reveals that the real killer was Jan, the bassoonist who had become Charles's love interest.

We see Jan's manipulative side as she attempts to poison Charles, just as she did Tim. The tension peaks in a race against time to stop her before she can unleash a toxic gas through the building's vents. [S1E10] Open and Shut

The finale leans heavily into the history and hidden passageways of the Arconia, showcasing how the building itself is a character in the story. The Final Twist After a season of red herrings—from the Dimas

The ultimate "smoking gun" was a bassoon cleaner found in Tim Kono's apartment, which Mabel eventually connects to Jan. The tension peaks in a race against time