The Sky-Traveling Trilogy, Awakening Sign-In System

The protagonist is named Di Lin, who was born in the early Yuan Dynasty. The energy of the early Yuan Dynasty was hidden in the bronze coffin in the Kowloon coffin. He has never transformed into a human form. Later, Blue Star thought that an 18-year-old aspiring young man was working hard in the sky every day. In the end, he died suddenly and was brought to the early Yuan Dynasty by the bronze coffin. He merged with the original power in the coffin and awakened the sky-shading sign-in system.