Sociology Master's Diary

The God of Creation left, the plane barrier was broken, and the great arcanist Marin sacrificed everything to return to the past, trying to use the advantage of prophecy to save the desperate future. But found that something seemed wrong? What? The invasion from another world has already happened, is it now the preparation period? What? Am I the number one sinner in the history of Ace continent? Am I mistaken, I have just traveled through time. Facing a world that was very different from what he remembered, Marin, who had lost his foresight, luckily still had a problem. "The decision is yours! Sociology Spell Log!"