Druid's Journey to Salvation in the Second Dimension

Something can happen just by playing a game! Not only did he travel through time, but he also traveled back to the character he was playing. . . Eh? Etc? I don't seem to have traveled through time? Isn't this still the original world? . . Why has the world not changed but people have changed! ! ! This is the story of an ordinary gamer who turns into his own game character and causes trouble in various worlds.