An epoch-making 100% virtual online game was born. Liu Hai entered the game intending to become a life player, relying on refining eggs to make a living. Accidentally but inevitably, Liu Hai discovered a bug in the game and found that he could use experience points to improve his skills Proficiency, this is still worth it, muffled and rich is the kingly way. Ding! Congratulations on your skill [Mining] being promoted to the master level! Ding! Congratulations on your skill [Prospecting] being promoted to the master level! Ding! Congratulations on your skill [Smelting Artifact] Skill] Reached proficiency level! Liu Hai shook his head again and again: