[No heroine + geography learning system + invincibility + group portrait]
Li Yuan traveled to another world because he was studying hard before the final exam. Unexpectedly, what awaited him was the beginning of a collapse!
Fortunately, Li Yuan awakened to the geography learning system.
Looking forward to the present, let's see how he masters geographical knowledge and makes waves in a world full of crises!
[It's just that the author is going crazy, don't read if you don't like it]
Come on, author, take good care of you