Other worlds and parallel realities are nearby. Behind every door, behind every arch, there is a passage to another world. But few people are given the opportunity to get there. Only a few can walk between worlds of their own free will and desire. Maxim is a planeswalker, he had to reject his old name for the sake of a new life, the ability to pass into other worlds had its own entrance fee. But is the price so great – one person for billions of worlds? The Church, an ancient and powerful organization, hires him to find and deliver a mysterious item. Time is short, and the cost 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 a team effort.