 Mamoru has come to believe that the reality in which they now reside is a fake, a copy of the real world where time has folded back on itself.He believes that the purpose of the pylon is to reach the point where the artificial world intersects with the real world, and it is here where Mother will pass from the fake reality into the real one.He and Yorito ascend the tower and obtain a Mekkoju branch for Tsuneo, now also a kou-yamibito.