It tells the story of a college student from Earth who travels across time to a different continent. There are many exciting stories encountered in the alien continent. Encountering many difficulties in another world, if you are not careful, you will die. There is no chance of survival. Traveling to another world also carries a mission. This mission cannot be reversed and can only be walked clockwise. The protagonist gradually grows up and becomes a strong man through vicissitudes of life. On the way, he encounters friendship, love, and family affection and has no ability to accompany him. He is so-called guarding all of this. The fate of the guardian is uneasy. Please see the later part of the story for the outcome.