My Childhood Sweetheart Is the City God, but the Ghost King Comes to Visit Me at the Beginning

Fu Yun traveled to a world where demons were rampant and became a watchman! At the beginning, the ghost king came to him and told him that his childhood sweetheart had become a city god and asked Fu Yun to go and intercede! Fu Yun: People have their own ways, and ghosts have their own ways. I have no control over this matter! The ghost king was furious and wanted to take Fu Yun hostage and threaten the city god. Fu Yun turned his hand and slapped the Ghost King to death, and said calmly: "Oh, I forgot to tell you that I have awakened the Super Watchman System and am already invincible!" Fu Yun has always been living under the protection of his childhood sweetheart! Until one day, when the Ghost Emperor is coming, his childhood sweethearts find Fu Yun and ask Fu Yun to run for his life! Fu Yun: Hey, forget it, I won't pretend anymore, this is just a ghost emperor, I can destroy it with a snap of my fingers... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.