I Chose Weapon Refiner at the Start, but My Qualifications Were Changed.

Qin Mu accidentally traveled to the fairy world and also obtained the system, giving him a chance to choose; But after Qin Mu made the choice, he discovered that his cultivation qualifications had actually been covered; Ordinary people can have 1 qualification, but he only has 0.01; But this fairyland is not safe... Creatures from outside the world are constantly invading; Let's see how Qin Mu, who has supreme weapon-refining ability but insufficient cultivation, leads everyone in the immortal world to repel foreign enemies and step by step ascend to the supreme position in the immortal world!