The New Era of Immortality of Ancient Gods

The God of Grain is immortal and is a mysterious female. The gate of Xuanfei is called the root of heaven and earth. If it persists, it will not be used diligently. The ancient times have passed, and the arrival of a new era has brought endless joys and sorrows. Teenagers in the new era come into contact with an ancient god during a wild adventure. What will happen to them?