C1515 berserk blood

Yang Liefeng said: "The Demon King Dog is said to be extinct in the outside world, but that does not mean it is. Furthermore, this place is an ancient ruin, so even if there are extinct living beings in the outside world, it is not strange!"

"That's true. But, what is the Berserk Blood that you're talking about?" Gong Qianye nodded, and asked