Secret Agent is a action framework for vertical drama, built around deep cover, no backup. It is not a label you attach to a finished story — it is a set of expectations the audience arrives with, and the first ten seconds either meet them or lose them.
Action works in vertical because the stakes are physical and legible. It fails when it is staged for a horizontal frame and then cropped. That matters more in vertical than anywhere else, because there is no establishing act to hide a weak opening behind. A viewer decides inside three seconds whether this is the thing they came for.
This page covers secret agent as a production decision: what the format promises, where the conflict comes from, how to pace it across sixty short episodes, and what usually goes wrong. Everything below is written to be used while outlining, not after.