In the City, I Am the Devil in the Center of the Earth

There is an unknown world hidden under the bustling modern city. There is a group of people who are secretly guarding peace. This has been the case for thousands of years. Qin Chen fell into the center of the earth due to an accident. There, he saw the cruelty of war, people are like ants! "Guardians, they're here again!" Qin Chen: "What, fight back!" The human race is immortal and will last forever! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.