When an ambitious teenage girl from Earth finds herself in a magical realm, she could be the hero—but she'd prefer to be the villain. When power-hungry Everly is reborn into a medieval world where elemental magic rules and she receives her elemental servants—the oddly sadistic Eris and the fun-loving Titania—years earlier than one typically would, she knows she's destined for a command of necromantic magic the likes of which her peers can only dream.

Arc was an ordinary young woman from Earth when she was summoned to an icy hell where she fought for her survival in the name of training to become a hero. Now, after defeating the Overlord itself and achieving the status of hero, she leaves with the goal of enjoying her freedom. She arrives at Arlas, a fantasy world with magic and monsters, a world with numbers, tiers, and classes, a world governed by the System that summoned her.

Upon awakening in an abandoned lab, Evelyn is empowered by a system that grants her bloody magical powers in exchange for finishing missions and consuming her enemies. She knows one truth: no matter the cost, she will advance. She'll manipulate allies and spread demonic corruption with a smile if that's what it takes to level up. Her first mission is to escape the lab's other newly born creations. But once she steps foot into the world outside of the lab, she must contend with people who forbid her existence and who will work to eradicate those with her powers from the face of the planet.

A soul from Earth awakens as Seventh Princess Adelheid of the Vuldar Empire. With a weak body but a monstrous reservoir of mana that threatens her very life, Adelheid engraves an oath into her very soul. She shall seize the throne at all costs, but with ambitious cousins and discontent nobles, her father and brother are far from her only rivals. Experience Adelheid's journey through victory and loss to achieve her deepest desires.

Betrayed and left for dead by a group of slaving nobles, he thought there was nothing left but to bleed out as he counted the number of bricks on the ceiling. But fate had other plans.