Is there a trope about being mysteriously imprisoned and gradually figuring out your situation as you escape?
I'm thinking of Hostel here, but I'm sure it's been done before.
And there's that famous episode of The Twilight Zone
where the deformed woman is set to have corrective surgery to make her beautiful, and her attempted escape from the hospital at the climax reveals a whole bunch of stuff to the audience (but not to her, she already knew).
Except [condescending response follows]. Because [sarcasm here]. You do understand [snark], right? POTHOLE TO SARCASM MODE