and we've gone over it many times..."Wang Hann watched the materials, her brows furrowed slightly!"This is the biggest one, even if it's difficult, we have to give it a try!"Chen Ping smiled faintly!...vein clearly visible. Even the flow of blood could be seen!Soon, Guo Wei's veins were no longer visible, leaving only faint outlines!"Invisibility"Chen Ping looked at Guo Wei who was slowly disappeari...