Kleo is an action series about a GDR spy in Berlin at the time of the fall of the Berlin Wall.
The plot begins in 1987. The main spy Kleo liquidates a businessman on behalf of a secret Stasi command, but is arrested by the Stasi shortly after. After two years in prison, the wall suddenly falls. Kleo is freed, recognizes a great intrigue and embarks on a campaign of revenge through an anarchic Berlin.