C173 Chaotic War Up(2)

"Do you know what to do?" Feller took Bai Yin back and glanced at her. Bai Yin skillfully rolled up her sleeves and a delicate knife appeared in her left hand. The knife cut across her snow-white right wrist and a stream of dark red blood slowly flowed out.

Under everyone's surprised gazes, Feller picked up Bai Yin's right wrist