Cheng Xinzhan examined the starlit snowflake inside him.
As expected, apart from the voice from earlier, the snowflake held only a cluster of white spiritual light.
Cheng Xinzhan recognized it as a wisp of Nascent Soul spirit breath.
"Nascent Soul spirit breath" was merely a name. Different schools and sects called it different things. Some shortened it to "spirit breath," a homophone for "spiritual affinity," while others called it a "Yuan Talisman," a "Scarlet Book," or a "letter." In essence, it was a unique breath exhaled by a cultivator's Nascent Soul.
When a Nascent Soul formed, its fetal sound rang out, resonating with heaven and earth. From then on, Nascent Souls could communicate across the void through Heaven and Earth's Mystic Sound. This method of voice transmission was more discreet and stable than Voice Transmission Talismanic Arts, Voice Transmission Artifacts, and the like. Compared with Heart Voice, Nascent Soul voice transmission was equally discreet and efficient, and its range was far greater.
However, using this method had a prerequisite: the Nascent Souls had to be able to find one another. In other words, they had to establish a connection. That connection required refining someone else's "spirit breath" and placing it inside one's Crimson Palace.
Yet, as one could imagine, giving away one's own "spirit breath" to adorn another's Crimson Palace was not a decision or action to be taken lightly. "Spirit breath" had few uses; essentially, it could only be used for communication. The qualification was necessary because it had another function, one that was very, very rarely used-cursing.
"Spirit breath" was a breath exhaled from a cultivator's Nascent Soul, making it an extremely potent identifying medium. If two cultivators became mortal enemies, one could use the "spirit breath" inside his Crimson Palace to curse the other. With an identifying