Martin informs his agency that Able Archer is just a drill. He hence tries to prevent them from attacking but only gets threats in return so he's forced to blow his cover. Annett finds out about Martin and Yvonne.
When Martin receives a shocking order from East Germany, he quickly realizes that his concern about their paranoia has just been validated. Tensions reach a fever pitch as protests interrupt West German War Games that look like a preemptive nuclear strike to the East.—dl fresh