C3172 Demonic Qi

Back when he was at Bluestar, he had met a few special patients.

Darren's Wife, Natalia's mother, and Ava's mother...

Without exception, all of them were poisoned by the Seven Poisons Cult in the Southern Frontier.

Later on, he discovered the reason why they had been poisoned. It was because they had been treated as the experimental subjects of the Nightmare Factory