MTL - I’m Fighting Back In the Ninja World with Spells - Chapter 500 remorse?

What is it like to own an abandoned oil town in the West? At first, Xu Xing simply wanted to provide some convenience for travel enthusiasts and camping enthusiasts traveling by car to the northwest.

However, it has been out of control since then…

The stall has been upgraded to a convenience store with a unique style, the instant noodles cooked in an earthen pot have been transformed into a restaurant that provides hot and authentic beef noodles, and the shack has been transformed into a hotel that is unique in the country and can look up at the deep starry sky. The tire point has been upgraded to become a gas station and maintenance station….

after that,

The town unknowingly became the size of a small county town…sixth tier, fifth tier, fourth tier, third tier…a few years later it became the only new first-tier city in the northwest Gobi Desert…

- Description from novelbuddy

Due to an unexpected turn of events, Xia Fei consumed a Super Gene Optimization Fluid that bore no brand, expiry date, instructions or stated its place of origin.
Our story begins here…

Coming from the modern era, she was sent to a strange world. The body she possessed previously belonged to a young woman whose family was thrown away by their clan. However with the “Dan Fu Zong”, the inheritance from her old world, she steps on the path of cultivation, hoping to one day become an immortal.

- Description from Novelupdates

Heaven and Earth serve as the guesthouse for all living things, with Time being the sojourner since time immemorial.

As with the difference between dreaming and awakening, the distinction between life and death is diverse and confused, and changing.

What awaits us beyond time, once we have transcended life and death, heaven and earth?