What Should I Do If I Become a Corpse King After Being Killed by a Fairy?

Gu Feng traveled to the world of immortality. He suddenly discovered that there was a big sword stuck in his chest, and he turned into a corpse king that had been rotting for a long time. The Fairy Ji who killed him was originally engaged to be married. Not only did she seize all of Gu Feng's immortal cultivation resources and soar into the sky, she also imprisoned him under the corpse tower of the Immortal Monument Sky Tomb, leaving him with no way to survive. Gu Feng, who gained a new soul, discovered a brand new path to immortality after mastering genetic black technology... Interesting road of revenge, here I am, Gu Feng... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.