Where are we?" Ni asked. "This is my work place and the center of Universe as well." Simone said. "Do you mean the tower is in the center of Universe?" Ni asked “I mean that we are both in space and inside the tower at the same time." "Why is it so dark here?" Ni asked. "At the beginning, it is always dark." Simone replied, "Then everything comes into existence little by little. Even Light is born out of Darkness.