MTL - Little Madman’s Guide to Acting Good - Chapter 77

To reward Meng Fan for his bravery before his heroic death, the cosmos rewarded him with a ‘system’, sending him back in time to three months ago, alive.

After she had transmigrated into the body of an abandoned wife of a little marquis in Ancient China, Su Nuan Nuan, a modern-day food lover was delighted!

She can finally achieve her dream of not caring about the outside world and focus on what she loves best — eating!

But the good times did not last long.

Her husband was curious about these new and exciting dishes, and threw her back into the inner palace.

Then… all hell broke loose!

- Description from Novelupdates

In a world fraught with innumerable dangers where living day by day is a struggle, a young man from the modern age transmigrated into such a world, accompanied by a peculiar system made for assassination.

Vainqueur Knightsbane is your average dragon: a giant, fire-breathing lizard who loves to take naps on his golden hoard, kidnap princesses for fun, and make the life of adventurers miserable. Vainqueur's only pleasure in life is to watch his treasure get bigger, one coin at a time.

So when a would-be thief turned unwilling minion tells him about "classes," "levels," and "quests," Vainqueur wonders if maybe, just maybe, he should consider a career change.

After all, why bother hunting monsters for free when you can get paid for it?