I'm Just a Half-Demon

A person who has lost their memories has wandered the mortal world for thousands of years. After they meet, they stay by each other's side through thick and thin. They also encounter one peerless powerhouse after another, people who could destroy heaven and earth with a flick of a finger. Yet before him, they can only pout obediently, too afraid to voice their displeasure.

Before Pangu, in the age of chaos, the Tree of Life nourished the gods, the mother of all laws gazed down upon the earth.

The strongest girl group in history: what kind of power do they possess? Why have they all gathered together? Is it the will of heaven, or fate? And who could possibly be their enemy?