Although he already possessed Yellow Spring Demon Sage's Yellow Springs Heavenly Wrath, that Soundwave Dou Skill was also High-tier Heaven Grade.
Even so, Lin Feng could not suppress his curiosity toward this High-tier Heaven Grade Soundwave Dou Skill of the Heavenly Phoenix clan.
Since he had already taken it, he had to take a look.
As the two immersed themselves in their respective Dou Skills, three months passed in the blink of an eye.
Meanwhile, as time passed, Lin Feng and Qing Lin gradually began to grow impatient.
After all, they both had other matters to attend to. If not for the items in the Stone Clan's treasury, they would have left long ago.
Fortunately, after another half month passed, there was finally some movement in the northern region.
"Hehe, after more than three months, they've finally arrived."
Sensing the faint Dou Qi fluctuation coming from the north, Lin Feng raised the corners of his lips and said with a light smile.
However, his expression quickly changed, and his face gradually darkened.
Seeing that something was wrong with his expression, Qing Lin was just about to ask when her delicate oval face suddenly became solemn as well.
That was because, apart from the aura of the Stone Clan Dou Sheng under her control, she sensed another unfamiliar High-level Half-Saint aura from the north.
Moreover, this aura was quite similar to that Stone Clan Dou Sheng's. It seemed that person was also from the Stone Clan.
"Qing Lin, is there any problem with your control?"
Sensing that unfamiliar aura, Lin Feng furrowed his brows and asked whether her control had failed.
Although the other person was merely a Half-Saint, since someone else had accompanied him, they naturally had to be more cautious.
After all, he had no idea whether there were