There are infinitely many worlds and their versions, but there are patterns that the journeys between worlds follow. Different people try to figure out these patterns and use new knowledge. Each does so in a different way—creating good or the blackest evil. And each gets from their deeds exactly what they deserve.
As for Vladimir Biryukov, he still tries to find a world where, with his beloved woman, it will simply be good for them—where at least hunters for their knowledge won’t chase them.