Lu Changsheng heard this, and a Enchanting Soul Talisman appeared in his hand, which he struck onto the person's forehead.
Then he utilized the "Six Desires Heart Demon Technique", as the Taiyi Divine Soul resembling a small golden figure emerged from his forehead's Sea of Consciousness, forming an invisible tentacle to grasp the opponent's soul and inquire about their identity and origin.
However, this person was a late-stage Core Formation cultivator, trained in the art of assassination, with an extremely resilient Dao Heart. Even though Lu Changsheng possessed a Nascent Soul level soul, it wasn't easy for him to perform a soul search.
Lu Qingshan noticed that his father was conducting a soul search on the latter.
In the Cultivation World, those who can train up to the Core Formation Stage are individuals with a steady Dao Heart.
