Immortality Begins as a County Yamen Constable

He transmigrates into the Great Qian dynasty! The court is treacherous, and evil forces hold sway. The immortals have vanished without a trace, and no one knows where the martial path leads. Liu Ziyuan becomes a constable at the county yamen, only to be drawn into a grand scheme spanning the ages! With his sign-in System, he sets out to find a way to survive, only to discover that he has already become an immortal with eternal life!