C305 Lucky Pure Yang Pill

"Difficult! Difficult! Difficult! The most mysterious Dao! "Don't treat Jindan as nothing!"

Yuan Beidou could not help but sigh. He wrote twice more consecutively, but it did not succeed, after writing it twice, he would forget about the entire word.

"What is the Dao?" From writing the word "Dao", Yuan Beidou thought of an even deeper question and sunk into deep thought