Unlikely hero Mickey Barnes finds himself in the extraordinary circumstance of working for an employer who demands the ultimate commitment to the job… to die, for a living.

Grace, a writer and young mother, is slowly slipping into madness. Locked away in an old house in Montana, her increasingly agitated and erratic behaviour leaves her companion, Jackson, worried…

Armed with only one word – Tenet – and fighting for the survival of the entire world, the Protagonist journeys through a twilight world of international espionage on a mission…