The Great Demon System Wiki

"Yes, you hated your demon in you, but what if you meet his demon? Will you still love him?" We all have our dark sides. We are humans filled with flaws. We live with our demons inside us. But then Kayleen Villanueva’s case was different. Her demon resides in her soul, controlling her body, living her life. Switching from her to the other being. Hiding herself from the greatest crime she did, she flew far away isolated, but then he meets Zeke White. Will things change if she finally learned how to love? Will she be able to defeat the demon inside her? Or will she him too?

Second Book of The Vasilia Series. First read The Demon Queen's Desire (please). Madison Coto, Vasilia, vigilante, and chosen mate of the werewolf king, Duncan Stanford, has been living with the Vasili, Anders Damon, for one month under the guise of being bound by his order. She has turned her harem into the eyes and ears of the Helvegr, the supernatural resistance. She has been working to bring him and those loyal to him to her side. Madison offered a deal to Anders. If she doesn't fall in love with him, he will release her and her harem. If she does fall in love with him, she will tell him her demon name and agree to be his mate. In the meantime, he has given in to her demands. New clothes, equal treatment, consideration for her and her harem, and locating the doctor who killed her mother. The day finally arrives when she will face the man who destroyed her family. The day she will finally finish the vengeance she vowed at fifteen on all those involved. When the Vasili takes her to the camp her mother died in, she finds so much more than the death, despair, and demented doctor she'd expected. Madison finds a piece of her heart.

Suzzane Bevan closes her eyes in death and after a while opens in the same city where she is killed but with another personality and another body. She is giving another shot at life, to revenge, protect and fight under certain rules by the system that grants her the life. In the first rebirth, she is a wife to a Mafia boss, and a mother, with a lot to fight for, protect and defend. Will she be able to follow the instructions by the system? Particularly in the second and third rebirths where she lives as a detective, and lastly as a contracted wife to a billionaire. Find out…

Reggie is a concubus doing her part in the fight against the false elites. While doing recon for the resistance, she was attacked by ex-trackers. With little memory, aside from her mission, the unique concubus is working for more than just the safety of her people. She is working to find out who she is and where she belongs. Once she returns to the resistance, she finds out her true purpose, to complete a powerful spell that will help in the coming battle with the false elites... and die. In this final installment of the Vasilia Series, all questions will be answered and all vengeance will be brought about. Before reading this, make sure to catch up to the story so far with The Demon Queen's Desire and The Demon Queen's Duty.

The Guardian wolf of Devine Flame, Caden, killed The Moonlight Princess' parents revealed by the Ethereal Mirror. To Avenge, the moonlight princess Elara betrays him by marrying the Guardian wolf of the night, Valen. Brokenhearted, Caden managed to remove his heavenly spiritual heart to become a Demon Alpha God. Elara realizes her mistake and tries to stop him but she halfway succeeded. But, Caden is still determined to become a Demon Alpha God. To follow the process, he jumps through the demonic portal to be born in the mortal world to accumulate anger, fear, sadness, resentment and suffering. He must do evil and die full of misery. Then Elara wanted to sacrifice herself, to bring back Caden to the Heavenly Werewolf realm. She retrieves his spiritual heart in the Aztarion Abyss and places it within her own spiritual body. To restore Caden's heavenly spiritual heart, in the world of mortal wolves, he must love and kill her, that's the way how to prevent him from being heartless. But if Caden's spiritual heart is only half, how can he recognize her as his mate? And because of his half spiritual heart was inside her causing him to feel the pain she feels, how could he bring himself to kill her in the end?

After transmigrating into the apocalypse, he acquired a Super Fusion System.Two Level 1 Zombies can be combined into a single Level 2 Zombie, the combined zombie would also be completely loyal.The higher the zombie’s level, the better it looked.The zombies also possessed unique skills and techniques. Some are heaven shattering and groundbreaking, with the ability to take the life of any adversary.In fact, the zombies will even continue to spawn new zombies every day.

Kalina Evans is a girl with a mental illness and she tries to heal herself by traveling. During a trip, she and her young sister were trafficked to a foreign country, and for a long time they decided to run away, but that decision took away her most important sister. Kalina is engulfed by hatred, she chooses to be sold again so she can avenge her sister. Kalina's hatred is probably too great so linked to a system of revenge called Alva. She thought this revenge system was the ghost of her sister until she learned it was actually artificial intelligence. It was crazy, she wondered what madman had created the system. But soon she also meets someone who seems to be related to the revenge system, somehow he can always show up and get in the way of her revenge.

“I will never do the thing you're asking me off" Myla sneered as gazed at Ares in disgust but he just chuckled then moved closer to her. He leaned closer to her ear and whispered “I own you and I can do whatever I want with you" With that being said, he tore off the piece of clothing on her body and Myla gasped. Myla hunter had always dreamt of a world where Mystical beings and Humans can live together peacefully but that dream came spiraling down soon enough after her father got killed by a young wolf who was possessed by a demon. After this tragedy, she wore to avenge her father and the only way she could do that was by becoming the Demon wolf's Slave. Along the line, she discovered that things are not always as they seem and found herself falling in love with her father's killer. Will love prevail or will the quest for revenge be greater?

Some powers are meant to be sealed away. But what if you are in a situation where it suddenly burst out? Monica Dee is a half-demon and half-angel but she lives as a simple Senior High School student. She lives with her parents who are also hiding their identity because demons are chasing them. They want to make Monica a full demon in order to conquer the world as well as the heaven. But what if her peaceful life becomes chaotic because of the people who came in to her life? Is her life going back to normal or it will completely change?

I am Nyx Jewel, an internally ill lady from the Human Region. After inheriting a vast fortune, with only Six months Span to live, I decided to spend it quietly while my fiancee took over the business, but that was the gravest decision I have ever made. He betrayed me with my stepsister, and my cunning stepmother says it serves me right. My relatives, who have always bowed to me, chuckled when I collapsed out of shock. When my life was withering away, instead of a doctor to be called, They tossed my body into the sea. Little did they know the Moon Goddess had called for me. The turbulent waters, as if guided by divine hands, carried my fragile form to the shores of a mystical realm, unknown to us Humans. *** I am Kade Majesty King, The last Cursed Alpha King of the Werewolf World. Our lineage was cursed to never know true love. That was why My father had died without a true mate. My Grandfather had done the same as well, as all King before him. But things changed after I took the heavy crown upon my head. The Moon Goddess had decided it was time to lift the curse. A mate will be created for me, but the timing remains a mystery. So, like a possessed man, I have waited on pins and needles just for my wolf to cry ' Mate '. Years passed, and depression set in. Then, on a stormy night, a body comes floating off the shore of my kingdom. My True Mate in human form, dying and heartbroken. She sought revenge against the man who had wronged her, and I agreed to help on one condition. That she would be mine.