Great Demon System

Emerald Greenfield is an 18 year-old girl whose suffering from depression. That time, she gave up and decided to kill herself to be able to get rid of the pain within her. But the young girl doesn't have any idea that God abandoned her. She woke up inside the burning hell filled with sufferings where everything around her makes her feel scared. Emerald eventually viewed a tall, handsome man wearing a black coat and golden chains around him. "W-Who are you? And where am I?" She trembled as she got to stare at his red flaming eyes. "My name is Lucifer, and I'm the demon king. And from now on, you'll be mine," he smirked.

[Help, the male on the book cover, says I'm his mate!] All I wanted was a boyfriend. What did I find? A gorgeous man obsessed with me. What is the problem? He isn't a human. There are wings on his back, horns on his head, and glowing eyes in his sockets. But he doesn't want to eat me—all he wants is to eat me out! My name is Talia, and one night my romance novel sucked me in and spat me out into another world. And who shows up? The man on the cover. His name is Thail, and he is visually stunning, but we don't speak the same language. I don't understand my new buddy. Yet I need him to survive in this world, and maybe he can try to help me find my way home. Thail looks capable of protecting me. He is big, he is hot, and he is really into me...

Pada Tahun 2019 sebuah bencana melanda seluruh Dunia, dimana manusia yang terpilih membangkitkan diri mereka sehingga mendapatkan kekuatan. Gate atau gerbang aneh bermunculan, tanpa disadari berisikan begitu banyak monster. maka setiap negara mengumpulkan orang-orang yang terlahir kembali untuk memburu para monster dan dinamakan Hunter. Orang-orang yang membangkitkan kekuatan, tidak bergantung kepada Keluarga atau Gen. maka dalam hal seseorang dapat membangkitkan kekuatan itu, mereka adalah orang-orang yang sangat beruntung. Tidak ada yang tau bagaimana cara kerja pembangkitan tersebut, karena kebangkitan itu terjadi secara tiba-tiba. Banyak para peneliti mencoba mencari darimana asal kebangkitan kekuatan itu dan cara kerja tubuh agar terbangkit-nya suatu kekuatan. Tetapi semua itu tidak bisa ditemukan sama sekali oleh semua peneliti. Maka dalam hal ini, dibandingkan mencari asala-usul kekuatan yang terbangkitkan itu, lebih baik mereka mencari cara untuk memperkuat orang-orang yang telah mengalami kebangkitan tersebut. Perjalanan Ini dikhususkan bagi seorang pria bernama Kim-Ryu, dia ingin menjadi seorang Hunter untuk melindungi adiknya serta mengubah hidup mereka. Keinginannya terkabul ketika dia mendapatkan sebuah [System], agar keinginannya benar-benar menjadi kenyataan, dia harus menyelesaikan tugas-tugas yang diberikan oleh [System].

“Why do I have to become your personal slave? You are a beast.” Leanda yelled. “You are not only going to become by personal slave,” Alarick chuckled and took a step closer to her, “You are also going to become my sex slave. You have to keep my bed warm every night.” He grabbed her waist and pulled her close. “W..W..What does that even mean?“ Leanda stuttered, her words choking in her throat. Alarick smiled as he trailed her face, and on to her lips, “Just your touch feels so soothing that my wolf can’t even fight against it,” he murmured, “How about I stay deep inside of you every night? How good will that feel?” *** Alarick Maddox, the alpha king of the Brown East Pack, whose wolf was possessed by the dark demon Ubel, drained him of his energy, leaving him weak and vulnerable. With a deadline looming, he set out to find his mate and secure an heir to his pack Alarick found his mate, Leanda a human girl who was still finding it difficult to pay back the goons which her stepmom borrowed from. She rejected Alarick’s offer to carry his child at first, but he was willing to take her back to his realm; willingly or forcefully.

A 25 years old boy named John is suddenly shot by his friend, which results in his death, but is reincarnated again as the new Demon King. Unfortunately, he agains dies in a battle. This time also he is reincarnated but as a human. Follow Vis' adventure as he gets revenge, becomes a demon and makes his own harem.

คืนเดียวเปลี่ยนชีวิต! ก็เพราะอกหักอยากประชดชีวิตแท้ ๆ จ้างผู้ชายมานอนด้วยทั้งที แต่ก็ดันเข้าใจผิด ไปนอนด้วยผิดคน! แล้วจะทำยังไงได้ ในเมื่อฉันกระโจนใส่เขาอย่างเร่าร้อนไปแล้ว! แถมระบบบ้า ๆ นี่ก็มาจากไหนไม่รู้ นี่มันเรื่องบ้าอะไรกัน ไม่ทำตามภารกิจมันก็หักเงินฉัน! จะบ้าตายรายวัน! ฉันไม่ไหวแล้วโว้ยยย….!! เกิดแต่กับกู!!!

"I, Muriel Oliver, reject you, Alpha Lucian Logan as my mate!" *** Muriel, an Omega-ranked wolf has never wished for anything else than to find her mate on her eighteenth birthday and leave her Pack. But when she discovered her mate was no other than her Pack Alpha, her childhood enemy, she rejected him. However, the Moon Goddess has something more surprising for her. Her fate is not just bound with Lucian, but a demon whom she must help save his kingdom.

A boy Natsu who didn't have any powers was bullied a lot because of that. Now an unfortunate accident happened to Natsu which caused him to be transported to another dimension which he must find his way home and for that to happen he must first become strong. Join Natsu in his adventure to becoming an unrivaled hero.

“Half-breed! Tainted Blood!” That's what they called her. The bastard daughter of an Alpha, hated by her own family. Seraphina was accused of murder by her stepmom and condemned to death by her father, but the night before her execution, a demon wolf shows up and screams mate. What a cruel joke! As if life had not been unfair enough, she had been fated as mate to the cursed Alpha Kael of the Red Moon Pack. Two people with traumatic pasts, yet different personalities. He is cold and nonchalant, while she is bubbly and full of life. He doesn't see it coming, but she becomes the ice to his fire, and maybe the one to break his curse.

Lyon Aschere, well-known as "The Reaper" is the youngest person to be an official Royal Knight of Avaritia and is also the personal Knight of King Charles Avaritia II eldest daughter Princess Jiniya Avaritia. But with him being a lowly commoner with high aptitude for magic and martial arts his status as a Royal Knight was hidden from the public. A few weeks after being appointed as a royal knight his left eye began to ache, showing him disturbing images, thinking that it was only a matter of hallucinations he disregarded it. Until the Princess found out about his problem, the princess being kind to her childhood friend, decides to help him figure out what is happening to his eye, venturing out to different Kingdoms looking for answers. But to their surprise the world was riddled with secrets that dated back from thousands of years. The story follows Lyon and Jiniya as they try to understand what powers lie behind Lyon's eye.