The Arrival of Great Infinity

Euler, Euler, Euler~! Wood big wood big wood big! Starting from the hymn of human beings, which is the hymn of courage, a newly graduated student faces the risk of being obliterated, traveling around the world with a seemingly unreliable system. With the emergence of the Alliance of Black Hand Travelers in the Fall of All Realms, what Wang Yu needs to do is to save the world!