Hangover Culture on Instagram: "Christopher Nolan’s Tenet (2020) is a dense, high-concept science fiction action-thriller that plays with time, espionage, and fate. Since you want a detailed explanation, I’ll break it down in layers: plot, characters, mechanics of time inversion, and themes. --- 1. Core Premise The world is on the brink of annihilation. A secret organization called Tenet recruits an unnamed CIA operative (known only as The Protagonist) to stop a future catastrophe involving time