C1375 Puzzlement

The palace, the inner palace.

Xiao Qianhan quickly passed through the deep passage and arrived in front of the stone door.

As if knowing that Xiao Qianhan had come, the stone door did not wait for him to speak, and the voice of the mechanism came out, slowly opening.

Xiao Qianhan looked at it, did not move, and did not say a word.

After the stone door was completely opened