MTL - Black Clover: Runaway Asta - Chapter 163

Fade was a legendary assassin that could kill just about anyone, as long as the price was right and the reason was just.

One day as he was reminiscing about his life when he lost someone important, he fell asleep. When he woke up he was in a weird place, a different body, a different world.

They love gold, and they love silver. Even more so, they love gems that dazzle, like stars across the skies.
Firearms, jewelleries, and precious metals; A collector’s world will not be complete without antiques.
Storage auctions, old goods trade, re-estate sales and gold-digging. But the truth is, if one wants to make money, then the supreme way is through searching for the legendary treasures.
Holding the fort, there’s an ocelot, a wolf, and an Andes condor. At the side, there’s a loyal hound, an irascible ape, and an African honey badger. Who said that you can only rely on humans when treasure hunting?!

- Description from Novelupdates

When Astrid transmigrated into the fantasy webnovel she once read, she found herself in the shoes of the story's most hated villainess, a character destined for a tragic end.According to the original plot, the Main Protagonist is hell-bent on killing her at all costs, her cunning step-sister schemes to throw her into the dungeon and usurp the throne at the first opportunity, and even her loyal caretaker has abandoned her.With enemies on all sides and time running out, Astrid realizes her fate is sealed unless she takes matters into her own hands.Determined to survive, Astrid decides to fight back, but as she begins to navigate this world, something feels... off. Why is the Main Protagonist, now showing her unexpected kindness? Why is her step-sister, who should be plotting her downfall, suddenly seeking her favor?••••••It's a yuri harem novel.

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.