MTL - Great Slaughter System - v2 Chapter 670 conspiracy

An average man is reincarnated in the world of DxD! How do you survive in a world of battle-hungry monsters? With a cheat skill, of course! Devour the competition, becoming stronger with every fight! From the depths of the Familiar Forest, the Beast King will rise. (Harem, Gamer!SI)

Markus spent his life piecing together fragments of his past life on Earth, flickers of faces, half-remembered streets, the ghost of a world that no longer existed.Slowly, gradually, he’d finally found his footing in this new world of monstrous beings. He felt grounded, as if his fractured memories could finally settle into something resembling a family.But it all went downhill from there.A lingering touch, a promise, an obsession. As if fate itself was playing a cruel joke, his life begins to spiral down. Gradually tumbling down like a crescendo of madness, dragging him deeper into something inescapable.Every attempt to claw his way back only pulls him further down, like a bottomless pit with no end in sight.How much can a person endure before they break? And when they do, can they ever truly piece themselves back together?

MC (female protagonist) dies in a plane crash and wakes up in the body of a beautiful but corrupt and lascivious prime minister in ancient times, Zhang Qinglian. As circumstances decree, he (she) cannot reveal that the original owner’s soul is gone else calamity might occur. So he (she) decides to walk a righteous path, determined to help the lovely but simple little emperor rule the country. Not backing down after facing torture, not losing courage, destroying rebellions and facing off with scheming princes.

- Description from Novelupdates

An RPG gamer who played the realistic VRMMORPG ‘The Amber Sword’ for years, finds himself teleported to a parallel world that resembled the game greatly. He takes on the body of an NPC who was fated to die, and with the feelings of the dying NPC and his own heartrending events in the game, he sets out to change the fate of a kingdom that was doomed to tragedy.

- Description from novelupdates