We will go deep into one of the most interesting areas of modern mathematics - fractal geometry, the object of study of which amazes the imagination, bewitches, surprises, frightens, attracts and repels at the same time. And this is pure mathematics! But what are fractals? When did they appear? Where did you come from? Who invented them? The line between mathematics and the real world will rapidly blur. Where will this lead us? What secrets can be contained in this strange word like a fractal?