Behind the Scenes. Diamond of the Heart

It may have seemed that the faceless no longer threaten humanity, but is that really the case? Mark refuses to believe that it's all over and tries to confront his father, who is a secret agent of the company "A-Sync." When Knut goes missing, the guy is forced to embark on a dangerous journey through the dark dimension of Behind the Scenes to save his family. However, even in Reality, enemies do not leave him in peace. An exciting race against time has begun…