There are no benefits without their costs, and Nie Longhu was willing to help Chu Zheng on the condition that Chu Zheng had sufficient value.
Currently, Chu Zheng was far from having the qualifications to warrant aid from a Golden Immortal of the Taoist School. Should he step into the realm of Heavenly Immortal and demonstrate his worth, Nie Longhu would not mind offering a favor, smoothly aiding his journey.
Qi Cultivators care deeply about cause and effect; his act of helping was in hopes of receiving assistance in the future.
The Calamity Transformation Method has its limits; deceiving the Heavenly Dao of a single realm might be simple, but duping the entire Great Universe was exceedingly difficult.
Even someone as powerful as the Ancestral Dao was, at this moment, entwined with Tribulation Qi and had already vanished without a trace.