After a colossal and mysterious accident a young talented architect comes back to his senses in a very odd world that only resembles the reality. This world is based on the memories of the ones who live in it - people who are currently finding themselves in a deep coma. Human memory is spotty, chaotic and unstable. The same is the COMA - odd collection of memories and recollections - cities, glaciers and rivers can all be found in one room. All the laws of physics can be broken.
Young Muscovite Kirill is a very talented IT and gaming specialist. His life is perfect: loving parents, good job, girlfriend....Until one day he is erased from everyone’s memory and has no record at all... Kirill finds out that he had been chosen for a very important and secret mission, his purpose is to become a customs officer (a gate keeper) between the parallel worlds, and there are dozens of them in the Universe. Can Kirill solve the puzzle of parallel worlds and find out who is the mastermind behind the mission he is now a crucial part of?