Working Through Time Travel? but Wonderland Is About to Open

(Slow-burning novel, preferring daily writing style) A 27-year-old social worker actually traveled through time and became a high school student because of a dream. In the dream, a girl asked him: "What is your name?" He replied: "Waiting for the day we meet." He thought the dream was just a dream. When he finally found the bookstore and opened the door, He discovered that the dream was true. He just wanted to start over here. But this world seems to be a joke. What does it mean that someone can open the sky with one sword? What does it mean that she and I are destined. Here he comes. Then don't even think about leaving!