City of Sin - Book 1, Chapter 28B

It was in the year 2800 of the Midgard calendar. Back then, there was a Overlord who once reigned supreme and had reached the very brink of subduing the world.

Layton just wanted a weekend alone in the wilderness. Instead, he woke up in a nightmare.Earth has been inducted into a multiversal system, and survival is no longer guaranteed. Forced into a brutal wave dungeon with no warning, no tutorial, and no gear, Layton accidentally locks himself into the weakest class—Healer.That’s when things start feeling… off.He’s leveling way too fast. His so-called “support” class? Feels anything but weak. And his only ally? A too-intelligent, bloodthirsty predator that might be more than just an animal.Something is wrong with this system. Layton just has to survive long enough to figure out what.

This is a ‘rebirth’ story where Chen Rong, the heroine, finds her second chance at life after burning herself to death. Set in the Eastern Jin era when bureaucrats and their lofty yet equally hypocritical and oppressive ideas once ruled the empire, Chen Rong is made to use her past life’s experience to survive and hopefully find happiness this time around.

- Description from Novelupdates