This is an espionage thriller with a metaphysical twist, Counterpart tells the story of Howard Silk, a lowly cog in a bureaucratic UN agency who is turning the last corner of a life filled with regret, when he discovers the agency he works for is guarding a secret: a crossing to a parallel dimension. Through Howard and his 'Counterpart' on the other side, the show navigates themes of identity, idealism, what ifs, and lost love.