Harry Applefish, a reclusive Belgian spy with a penchant for paranoia and a fierce dedication to defending his nation, finds his routine disrupted by the arrival of two job-seeking individuals. Their intrusion into Harry’s clandestine hideout triggers a profound transformation in him. As a series of miscommunications unfold, Harry gradually spirals into chaos, convinced that he is ensnared in a grand conspiracy orchestrated by his superior, Mister Brain.