Time and Space Loop: the Creator of Civilization's Destruction

In an accident, Yi Ge's consciousness entered the "cage" space, where he encountered a mysterious black box. From then on, his life seemed to be arranged, and every step was expected. It was not until the moment of civilization's destruction that he realized that all of this was controlled by the "AI" body. However, is this the case? When Yi Ge solved all the puzzles, he discovered that the most difficult things in the world are "breakup", "giving up" and "leaving".