When he was six years old, Lin Xingche's father died underground in a mine, leaving a note: There is something under the mine.
When he was fourteen years old, he touched a speck of golden dust at the entrance of a sealed well and saw a city of light suspended among the stars.
When he was sixteen years old, he left his hometown and joined a force that specifically searched for people with abilities.
Later, he became the strongest shield king of mankind, purified the earth, and lost his shield.
Later, he brought back a small silver-white jellyfish from the moon that fed on emotions, and a question from deep underground - what on earth is that city of light? And why it has been waiting for him to come back.
Intention: The price of strength and the meaning of rebirth. The protagonist grows from a lonely guardian to a leader who learns to rely on others, and finally faces the legacy and curse deep underground with his partners.