A simple office clerk suddenly decides to change his life and, in search of himself, goes to the city of his childhood. A very difficult hunter of strangers flees from the killers pursuing him into the unknown. Two worlds, unaware of each other's existence, are on the brink of destruction. The line separating these worlds is deadly. Two: a person and his reflection must cross this line and stand in the way of the third world - the World of the Wall.