I'm Just a Prison Guard—Until Immortality Kicks In

Lin Ming wakes up as a lowly prison guard in the Great Song Dynasty with one secret advantage: a jade pendant that grants him eternal life. While empires crumble and heroes fade, he bides his time in the shadows of the imperial dungeon, cultivating in silence. Centuries pass like seasons. When he finally steps into the light, the world discovers that the forgotten jailer has become an unkillable legend—and history itself must be rewritten.