A young resident of Moscow, Kirill is a talented designer of computer games. One day, he is completely erased from the memory of everyone he knew and loved. Kirill learns that he is chosen for an important and mysterious mission. Its purpose is to become a customs officer between parallel worlds, of which there are dozens in the universe. Will Kirill be able to unravel the mystery of these mysterious worlds and who, and why, controls them? And is our Earth really just an imaginary draft, a parallel world, which in Reality does not exist.