Fantasy: Take the Immortals to Mend the Sky

A firearms expert has been cultivating immortality for two lifetimes, and a spiritual gun is born. Who can compete with him? Technology changes the world, and the fairy world ushered in the era of hot weapons. Rebirth in the second life, the achievements in the previous life form a system of their own. Can Gu Cheng regain his glory and successfully mend the sky? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.