On the following evening.
In front of the barracks cabin, Chen Mu was imparting the Three Yin Phosphorus Fire Curse to a tall and robust Yin Spirit. The Yin Spirits within Thousand Lanterns City had completed their transmission the previous night, but Hong Xiu, Shi Dechun, and over a hundred other Yin Spirits who had left with him still awaited their turn.
While waiting, he habitually pulled up the grey wall to check.
Netherworld Guide: 5390/10000; Fifth Rank;
Jade Gate Curse: 1351/10000; Fourth Rank;
These were the two secret techniques he was training in his Heavenly Demon True Body that had yet to reach their limit.
The fourth-rank Jade Gate Curse made his perception of the Ghost Gate increasingly clear. With the lessons learned from the past, he dared not recklessly establish connections. However, insights from the grey wall's feedback were extremely beneficial to him.