MTL - Tempting You to Marry Me—Pampered Cute Wifey - Chapter 815 Melting in the pants

In a blackened world humanity remains oblivious to the existence of demonic monsters and supernatural beings working in the shadows.In all this, Valen’s childhood was stolen by the Shadow Stalker, a serial killer who taught him one lesson: that the world was divided into predators and prey.He strived to live a normal life, despite the fact that he was far from normal, but his plan backfired.Now, trapped in a nightmare gallery, Valen is the subject of a brutal ritual that awakens a primordial hunger within him.To survive, he must embrace the very monstrousness he’d spent a lifetime hiding.[This work contains very adult content, like, seriously; the MC's mother's a serial killer. There's no way not to write this dark. Please don't read this if you're sensitive. I'm responsible for what I write, not what you read.]

At the end of the story, I found myself in the body of a hidden villain, betraying the heroines. Since I’m not particularly concerned about the end of the world, I’m calmly waiting for the finale… “You’re the only one who truly appreciated my painting of the boa.” “When I make plans to meet you at four, my heart starts racing at three... is this what they call being tamed?” For some reason, the heroines are starting to take an interest in me.

After Chuzheng is suddenly pronounced dead by a system all of a sudden, her only worry in life becomes—spending money. Ever since she gets stuck with this system, her back is no longer sore and her legs no longer ache. Heck, there isn’t even a time when she goes out of breath.System: Let us set a small goal first and squander a hundred million… Little Miss, stop right there! Don’t activate the invincible mode!(▼皿▼#) Chuzheng: Can you please explain what is this thing that is leeching off me?Random Thing: Babe, you can do whatever you want to me.Chuzheng: (touches her blade) In-In that case, I will not stand on ceremony.System: Little Miss, please put the saber down right this instant! (▼へ▼メ)#LittleMissAlwaysDoesAsShePleases.

The tale of Oliver.
An orphan boy from a Mine, in 19th century Europe, filled with Magic.