Mr. Chen, I'm so sorry, I made a mistake. But please rest assured that we will not let anyone who is trying to sneak into the exhibition in."The security guard quickly said, his gaze sweeping over Yan...red himself some pain.Just then, a black-clad assassin suddenly appeared, wielding a dagger that glimmered with an eerie light. He lunged directly at Ma Chao's chest."Pffft!"Ma Chao dodged but was una...