This Student Is Overconfident

Locke, a great magician from another world, caused his soul to travel to the earth due to an accident in his experiment. "It turns out to be a new world. It seems that my experiment was successful, right?" "Why soul time travel! My body! My material!" "I have to think about how to go back." —— "I'm already in my senior year of high school before I know it." "It's almost time to play." "What... System is this??!!" The story of a traveler from another world who is in his third year of high school. . .