C4350 Where Did the Dark Guard Come from

Leng Shuang was like a female Martial God, wiping out the hidden guards in front of her.

In a spacious room in the water prison, an old man with a head full of white hair was mixing dark red medicinal liquid! The medicinal liquid was very viscous. The old man was very meticulous in his concoction. From time to time, he would put some silver powder into the medicinal liquid