The picture tells about the profession of a deep - sea diver. The author and Director of the film is a graduate of an elite military educational institution, where to this day there is a class number 313, which trains specialists in emergency rescue and search and sabotage services. Officers of the class of 1987 participated in many naval operations and training, developed unique programs "amphibious man". The first part – "Divers" – covers the period from 1982 to 1990, the second – "Weightlessness" - from 1991 to the present. The film uses underwater photography and footage from the personal archives of the film's characters.
The film is produced by the Saint Petersburg documentary film Studio.