In truth,
With the enhanced comprehension granted by his former [Origin Treasure Seed-Second Tier], Lin Changheng had already trained his Aura Concealment Technique to "major accomplishment."
Now, with the Spirit Seizure Treasure Seed-Third Tier, he had naturally entered the realm of "perfection."
He could be said to know this technique like the back of his hand.
Not only could he suppress his aura and conceal his cultivation, but he could also trace the fluctuations produced when others used the technique to deduce their approximate cultivation before concealment.
"You can tell even that, Brother Lin?"
Wonder shimmered in Tantai Feiyue's starry eyes as she looked at Lin Changheng as though he were a divine being.
"Practice makes perfect. I know a little."
Lin Changheng left it at that, without going into detail.
Tantai Feiyue nodded at his words without further comment, then turned to her own circumstances. "You're right, Brother Lin. I am indeed about to reach the fifth layer of Qi Refining, and I'm confident I'll break through in the next few days. What leaves me rather helpless is that the road ahead will likely be exceedingly difficult. The potential of a low-grade spiritual root with twelve strands of spirit resonance truly does have its limits..."
"If I want to advance any further, I'm afraid it will only be possible by piling up vast quantities of resources. Otherwise, mid-Qi Refining may well be the end of my immortal path. That premonition is extremely strong."
Tantai Feiyue brushed aside the loose strands of hair on her forehead and bared her heart. Though her expression remained composed, a faint trace of sorrow and bitterness showed through.
Lin Changheng nodded silently. He understood that feeling all too well.
"That's why I've tied myself completely to the Xu Family. Each side gets what it