Gu Gang said in a deep voice, "I have already absorbed most of the malevolent energy in King Lu's Tomb, but it remains very dense. When we return, have Gu Er, Gu San, and Gu Si come here to cultivate."
Gu Yi smiled, "If they come here to practice the Great Devouring Sha Secret Art, they will certainly be able to advance rapidly to the Houtian Ninth Layer."
Gu Gang said slowly, "That is true given their aptitudes, but we must wait until they are actually here to decide. This trip to King Lu's Tomb should also come to an end."
Chapter 55