The Technological Heart of the City

Created with all your heart! Developing interstellar + black technology! In an accident, the top genius Tian Yu obtained the heart of technology. A prehistoric civilization ten million years ago, a technological base remaining on the seabed, an intercepted signal to the universe, a countdown to the end of the world that occurs once every ten million years, and an alien fleet two years from now. See how Heavenly Prison ascends to the sky step by step, using spears and cannons to crush the source of all this! As the name suggests, put everything in prison and execute them! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.