The Void Is Coming, the First Emperor's Mecha Recognizes Me as Its Master

In the year 2024 of the Chinese calendar, gates to the void appeared all over the world, and countless unknown creatures descended. The Blue Star civilization was completely destroyed overnight. Only a few cities survived. Just when humans thought that their civilization was about to be destroyed, the ancient buildings of the four ancient countries began to activate, transforming into supreme mechas to recognize their masters and save mankind! China: The Great Wall transformed into the First Emperor India: The Ganges River swells through the air and turns into eternal armor Egypt: The Sphinx fights autonomously Babylon: Hanging gardens turned into empty millstones A battle to save the world has begun. Is it the progress of mankind or the destruction of mankind? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.