City: I Spy on the Earth in a Secret Realm

The battle of wits between the secret realm and the earth The earth has many branched parallel worlds, which are also called secret realms. The secret realm is sometimes connected to the main world, the earth, and many people or countries from the secret realm will enter the earth. Chu Mu got the opportunity to replace the characters in the secret realm. After entering the secret realm, he spent three months creating an extraordinary empire. And on this day, the passage between his secret realm and the earth was opened. Humanity's steel city ushered in floating islands, which were aerial fortresses used for war. Chu Mu put down his sword: I'm not here to invade and start a war, I just want to ask if you want to come over for a trip? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.