MTL - Mystery Makes Me Strong - Chapter 2099 game agreement

A con-man and policewoman that are legends of their respective professions suddenly die, then are reincarnated and return to the Tang Dynasty of ancient China as little kids.

Accepting their second chance and forced restart, they choose to use the modern knowledge and specific talents that they have in their previous lives in order to live comfortably in this new life.

- Description from Novelupdates

Everyone wants superpowers, including Alden Thorn.But even if he's lucky enough to be one of the few humans granted magical abilities by the extraterrestrial System that's been running things on Earth for decades, his goal of being a battlefield support hero is still a long way off.He's got determination on his side and maybe a murderous alien desk clerk, too.The universe is a complicated place. Alden's about to meet it.

Xia Xiao unexpectedly reincarnates to the 1960s and becomes a young intellectual in a production team.Having obtained a mystical space with a spirit spring and jade water, she raises chickens and grows vegetables, but dares not use them.As everyone around her is skinny and hungry, if she turns herself into a wealthy and beautiful woman, it would lead to her undoing.Xia Xiao looks up to the sky and sighs deeply, what a bittersweet surprise this is!