刀剑神域黑衣剑士为什么关服

Witch Diana said frankly, I know you really want to get the Soul Condensing Pill. It's a pity that even the Nu family doesn't know about the fourth soul-condensing pill. Where is it hidden now? If you knew. Please tell me. Also, our cooperation is by no means limited to the fourth Soul Condensing Pill. And the last one in the fairy world....