"Thump." Feng Kaiyuan couldn't help but swallow hard. He didn't even have time to worry about Qin Rui; he was ready to turn and run.
Suddenly, a loud whistling sound tore through the air. A blade of white sword qi struck from behind, grazing Feng Kaiyuan's cheek and leaving a shallow cut. A bead of blood welled up instantly.
Stung by the pain, Feng Kaiyuan stopped in his tracks, a wave of fear rising in his heart. He turned around, his face pale. "Who exactly are you?"
Chapter 634