Toaru Majutsu no Index - Volume 15, Chapter 1: An Unmistakable Gun, Unheard by All. Compass.

“Black Myth: The Destined One” the mobile game, sent Li Ping'an back to the Journey to the West World where deities and Buddhas had perished, demons roamed freely, and the Three Realms had collapsed. The longer he survived, the stronger he became.Cultivation, Divine Skills, Side Techniques, Magical Treasures... and the like were obtained from the game and could even be taken back to the real world.Black Bear Spirit Bodhisattva, Shadowy Moon Demon Lord, Howling Celestial Dog, Hundred Eyes Demon Lord Bodhisattva, King Huang Feng Bodhisattva, Old Buddha Huang Mei... One after another, those claiming to be immortals, Bodhisattvas, and Buddha Ancestors fell beneath his staff.Only after he had acquired wealth and status in the real world through the Cultivation, Divine Skills, Side Techniques, and Magical Treasures obtained from the game, did he realize that the real world was nothing more than the Nineteenth Layer of Hell in the Journey to the West World...With an undying heart, at ease and carefree, the Destined One Li Ping'an embarked on Journey to the West once more!

The second prince has come of age. To celebrate the advent of such an occasion, the search for a suitable bride began. My younger sister was expected to go to the Royal Palace as a candidate. However, despite this, she eloped the day before her departure. I, the older sister she left behind, looked almost exactly like her – so much that we were often mistaken for twins…

One month, right? For just one month, shall I substitute in for my sister?

Ajax used to coast through life before his parents died, after that he focused hard to try get his life back on track but that wasn't really happening and it all ended the day he got mugged. Given a second chance at life he now looks to become someone who matters and is willing to work hard from the beginning to make that happen.

This novel is also known as Reborn In Space: Pampering The Genius Doctor And Businesswoman

In her past life, she had no one to rely on and died alone in jail.

But now, she has been reborn, given a second chance.

Got an heirloom.
Activated a mystical Space Dimension.
Studied medicine and became a genius doctor.
Opened a clinic.
Founded a company.
Bought a house and land.
Found her blood relatives.
Her worth became higher and higher.
Her fan club became bigger and bigger.

“Young master, the Zhao family’s young master faked an illness and went to future young miss’s place for treatment. . .” said a servant.

“Break his legs! Fail his organs! A fake illness? I’ll make him sick completely!” A man said.

“Yes! But young master. . . what are you doing?” The servant said, confused.

The man finished swallowing a bunch of expired pills and said, “I’m sick, gotta go find my wife for some treatment!”

- Description from Novelupdates