C424 Su wei
The tunnel drawn by Zheng Yun's father, was probably because it was newly constructed and not guarded, so Xiao Qianhan and the rest smoothly passed through, entering into the inner parts of the Demon Heart Valley.
After exiting the passage, Xiao Qianhan first looked around and confirmed her position. This place was relatively close to Helian Zi's residence and was slightly further away from him