C717 Retreat!

Exit chapter 716!

Dark Yin Poison The Dark Yin Poison, a poison that was only second to the 'ultimate poison'. It wasn't a single poison. It was a combination of various poisons in different proportions. In short, it was a great mix. So the Dark Yin Poison was only a general term, and it didn't have a specific poison formula or anything. Even if one casually combined two poisons together