In this action-packed novel, FSB General Potapchuk, who has long been loved by the reader, and his best, unique agent nicknamed Blind, accomplish another feat (and from their point of view, they simply carry out another task) - they solve a crime related to the large-scale smuggling of Yakut diamonds During the operation, they are repeatedly exposed to mortal risk; The blind man has to fake the liquidation of General Potapchuk, and then his own death. But from any, even the most critical, situations, the Blind Man always emerges victorious. And not only thanks to his strength, dexterity and fearlessness - his enviable intuition, sharp analytical mind and even extraordinary artistic talent play an equally important role here. This task is completed, the criminals are neutralized. And there are new, no less difficult tasks ahead. And our heroes are ready to fulfill them. This is their profession, this is their job...