Other Worlds and Parallel Realities Nearby. Behind each door, behind each arch, there is a passage to another world. But few people are given to get there. Only a few can walk between worlds of their own free will and desire. Maxim is a peacemaker, he had to reject his old name for a new life, the ability to pass into other worlds had its own entrance fee. But is the cost so great - one person for billions of worlds? The church, an ancient and powerful organization, hires him to find and deliver one mysterious item. Time is short, and the price is high, and in this case it is worth rejecting the old rule that you work alone and calling for help, which means it will be teamwork.