C612 Rules of the Examination

Rule 612.

Looking at the deep wrinkles and white hair on their foreheads, Hanyu Xiaotian didn't know if this was because they were too old or because they had spent too much energy researching the Dao of Runes.

And the sleeves of their ancient clothes had different number of wavy lines on them.

Hanyu Xiaotian had once read related records in the book of Runes