C1129 Virulence

After the two lackeys left, Cao Yan sat there with a gloomy face. He stared at his right hand and gritted his teeth. He then quickly raised his left hand and smashed it towards his right arm.

After a crack, Cao Yan groaned. His face immediately became painful, but this time, Cao Yan didn't scream. He forcefully endured it. Even though drops of sweat the size of beans dripped from his face