Collection of stories. Is it easy for the teacher of the first cosmonauts in the world of victorious and long-established Islam? What will a newborn artificial intelligence do if its task is not to prevent a disaster, but to save information about it? What can you expect from a specialist whose profession is to turn yellow lights blue? How do those who refuse vision modification see the world? What do they lose - and what do those who did not refuse lose? How can a boy survive in a channel of “torn” time, constantly being transferred from one era to another? The answers are not always clear...But they are certainly interesting!