Arifureta Shokugyou de Sekai Saikyou (WN) - Volume 2 Chapter 8

The mountain village boy accidentally got the fairy gourd, and he rose step by step to cultivate immortality and longevity.

Ripe elixir, mortal flow.

- Description from novelbuddy

The Great Film Emperor, Ji Mian thinks that Young Master Xiao Jiashu is an arrogant, poison-mouthed, spoilt, rich snob who exploits his strong background to ruin people’s lives on a whim. But when he somehow obtains the ability to read minds, Ji Mian comes to realise that Xiao Jiashu is probably the most adorable person in the world.

This is a story about the rise of the acting-fanatic, Xiao Jiashu, as he silences his haters and wows the world with his magnificence.

- Description from Novelupdates

The mighty heavens exist, ruling over all things. Those favored by its will are granted power and fortune, while those who dared to oppose it perished, leaving none behind. This is the tale of a man who once defied the heavens, underwent multiple reincarnations, and returned once more to the cultivation world. But here’s the twist. This young man remembers nothing of his past lives and is simply a teenager from Earth. How will he who has no knowledge of cultivation and experience in fighting, survive this grim world while being an inner disciple of a lower realm force—or so Xiao chen, the teenager thought till he heard a systematic sound in his mind. [Ding! Host has awakened the heaven’s destined villain system!]

He—an enigmatic and cold-blooded soldier with a mysterious background.
She—a ruthless and bloodthirsty spy.