Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 17 - 17-27. Authorities on Loan

With the booming age of the internet, livestreaming is already a prevalent career all over the world. With people proving that money could be earned here, a lot of people jumped into it, gaining fame and wealth.Jay is a struggling 21 years old college student who dreams about becoming a livestreamer. Unfortunately, Jay don't have any talent beside his slightly handsome face. Because of that, it was hard for him to even have some viewers.But by a miracle, Jay gained the ownership of the Cube, changing his life all the way by doing all kinds of achievements![Congratulations, you completed the achievement 'Sing to your viewers in your live stream.'][You acquired the skill 'Singing' level 1.][You acquired 5,000 pesos.]...Disclaimer: This is a work of fiction. Unless otherwise indicated, all the names, characters, businesses, places, events and incidents in this book are either the product of the author's imagination or used in a fictitious manner. Any resemblance to actual persons, living or dead, or actual events is purely coincidental.

Today’s headlines –
   “The Malaysian Master has broken through nine products and fought the world!”
   “The pony master is the best, sweeping Eurasian!”
   “Joe’s helper once again, suspected of nine major masters!”
   “The god of the gods is not old, the global master list re-enters the top ten!”
   “…”
   Looking at a piece of news flashing, Fang Pingxin is so tired, this script is wrong!

- Description from 69shu.org

In the Abyss, all beings are imprisoned, struggling bitterly to survive. One day, in the eternally dark lower world, a young boy has a chance encounter and catches a glimpse of the upper worlds. He is fortunate to witness wonders beyond even the most beautiful dreams. Realizing there are worlds beyond his own, he refuses to settle for mediocrity and vows to ascend to the top step by step.

The dominant forensic doctor who traveled back in time to the era of the Great Tang's Zhenguan reign, became a distinguished family's abandoned girl.