Immortal for a Thousand Years: After Changing Bodies, I Run Riot in Ancient Times

[Immortality + soul contract + infinite worlds + System + multiple couples + tragic romance + ensemble cast] Qiao Meng, whose soul is immortal, is trapped in an infinite-world game. Every twenty years, she must change bodies and fulfill her Host's dying wish in order to survive. The new instance begins in a pleasure house in the capital. She takes over the body of an eighteen-year-old girl and inherits the mission of finding her six missing sisters and taking revenge on her enemies. She will navigate political schemes and crises, overcome each challenge, fulfill her contract, and unlock the next instance.