C169 Undying World Boss

"Snap, snap, snap!"

Knocking on the door broke the silence in the air, Jing Sheng asked, "Excuse me, is there anyone here? I'm here to deliver a letter. "

However, what responded to him was only endless silence. Feeling a gust of cold wind blow by behind him, he immediately stood up and grabbed Jing Sheng's arm with both of his hands and moved closer to him. He looked around fearfully and said