Lords of the Underworld Series by Rurika Fuyuki, Gena Showalter, Earithen, Marito Ai, Yoko Iwasaki

Those crimson eyes look like they want nothing more than to turn this whole world to ash.... But I would die happy if he killed me right now. Ashlyn has a strange power: she hears the voices of the past that linger in this world. Since she was a child, she's lived a noisy and lonesome life. But when she hears the rumors of angels living in an ancient castle in Budapest, she can't help but venture into their forest... moreThose crimson eyes look like they want nothing more than to turn this whole world to ash.... But I would die happy if he killed me right now. Ashlyn has a strange power: she hears the voices of the past that linger in this world. Since she was a child, she's lived a noisy and lonesome life. But when she hears the rumors of angels living in an ancient castle in Budapest, she can't help but venture into their forest. There, she sees a muscular man covered in fresh blood, a man who advances on her with murder in his eyes. But instead of fear, she feels a complete and total silence descend upon her. And an indescribable sense of security... less

They were once the beautiful immortal warriors created by the hands of gods. But now, "love" is for them the greatest "sin," their punishment for breaking a great taboo. Before he realizes it, Maddox has fallen deeply in love with Ashlyn. However, his fellow warriors suspect that Ashlyn is a trap sent by their enemies and doubt her motives, watching her every action carefully... moreThey were once the beautiful immortal warriors created by the hands of gods. But now, "love" is for them the greatest "sin," their punishment for breaking a great taboo. Before he realizes it, Maddox has fallen deeply in love with Ashlyn. However, his fellow warriors suspect that Ashlyn is a trap sent by their enemies and doubt her motives, watching her every action carefully. With the allegations that have surfaced against Ashlyn, it's looking truer than ever that love between an immortal warrior and a normal human is doomed from the start. But Maddox can neither trust her completely, nor let her get away. What will he do? less

…So, will this ugly angel pull me out of chaos—? Long ago, beautiful, immortal warriors were created by the gods to maintain law and order in heaven. But these warriors fell – Now, housing demons within themselves, the warriors live on earth for centuries in solitary, waiting for the god’s grace. Anya, the goddess of anarchy, arrives in Budapest to check out on these rumors. Contrary to her beautiful appearance, wild Anya brings disaster and chaos wherever she goes... more…So, will this ugly angel pull me out of chaos—? Long ago, beautiful, immortal warriors were created by the gods to maintain law and order in heaven. But these warriors fell – Now, housing demons within themselves, the warriors live on earth for centuries in solitary, waiting for the god’s grace. Anya, the goddess of anarchy, arrives in Budapest to check out on these rumors. Contrary to her beautiful appearance, wild Anya brings disaster and chaos wherever she goes. These warriors were just supposed to be a great time-killer; however…!? less

Lucien, keeper of death, has been tasked with killing the goddess of anarchy, Anya and stealing her All-Key in order to keep tragedy from befalling the world. Lucien pretends to fall victim to her seduction and pushes her down onto the bed. However, the moment he kisses the wild temptress, he sees something on her face that he never expected: timid fear, and innocent tears...

Even if I'm afraid of him and hate him, I can't forget him… Exiled from Olympus, Reyes, a Guardian of the Gods, lives in a forest in Budapest for thousands of years with a demon sealed away in his body. A tourist from the United States, Danika, meets him and her life completely changes. Not knowing the reason, she becomes imprisoned in a castle of terrifying warriors. Though she was lucky enough to escape, her life became one of wandering around in hiding... moreEven if I'm afraid of him and hate him, I can't forget him… Exiled from Olympus, Reyes, a Guardian of the Gods, lives in a forest in Budapest for thousands of years with a demon sealed away in his body. A tourist from the United States, Danika, meets him and her life completely changes. Not knowing the reason, she becomes imprisoned in a castle of terrifying warriors. Though she was lucky enough to escape, her life became one of wandering around in hiding. Even so, she caught herself unable to forget the Guardian Reyes who toyed with her feelings. He's not human. He's a man too dangerous to love, but... less

Gwen's the vessel of the legendary creatures called harpies and, because of that, was caught to be experimented on. Then one day, a brawny warrior by the name of Sabin appears and releases her from her glass cage. Unfortunately, her sense of relief is short-lived. Sabin, in the distant past, suffered the wrath of the gods, and had sealed within him a terrible, dark and suspicious warrior. He wants to use the harpy's natural prowess as a killer, and so takes her back to his castle... moreGwen's the vessel of the legendary creatures called harpies and, because of that, was caught to be experimented on. Then one day, a brawny warrior by the name of Sabin appears and releases her from her glass cage. Unfortunately, her sense of relief is short-lived. Sabin, in the distant past, suffered the wrath of the gods, and had sealed within him a terrible, dark and suspicious warrior. He wants to use the harpy's natural prowess as a killer, and so takes her back to his castle. There he tells her that she is now his, and he carves his mark into her neck. Gwen bounces between feelings of anxiety and attraction... less

“I will protect you, Sabin.” Gwen and Sabin are on the run from a group of fanatics and hunters who are pursuing them, until finally Gwen suffers a deep wound and the chase is ended by Sabin. She just wanted, with all her heart, to protect Sabin. Even though he wants to use her abilities as a harpy, she has still become enamored with him. Evil spirits continue to bewilder and cast suspicion on them through many sinister plots, but they overcome them with their love... more“I will protect you, Sabin.” Gwen and Sabin are on the run from a group of fanatics and hunters who are pursuing them, until finally Gwen suffers a deep wound and the chase is ended by Sabin. She just wanted, with all her heart, to protect Sabin. Even though he wants to use her abilities as a harpy, she has still become enamored with him. Evil spirits continue to bewilder and cast suspicion on them through many sinister plots, but they overcome them with their love. Just as they start to fully trust each other, an ironic twist of fate surfaces. After all their hard work of trying to reach each other, they arrive at a final confrontation. What will become of them? less

Angel Olivia appears out of nowhere in front of Dark Warrior Aeron. She claims that she went through numerous obstacles just to come to see Aeron. Aeron, who had no interest in women before, is shaken after spending time with Olivia, who conveys her love to him with her purest heart. Aeron can’t accept her love since he is a sinner, and he does not think he is a match for an angel... moreAngel Olivia appears out of nowhere in front of Dark Warrior Aeron. She claims that she went through numerous obstacles just to come to see Aeron. Aeron, who had no interest in women before, is shaken after spending time with Olivia, who conveys her love to him with her purest heart. Aeron can’t accept her love since he is a sinner, and he does not think he is a match for an angel. At the same time, demon Legion becomes very jealous to see Aeron being so stirred by Olivia and eventually makes a deal with Lucifer, the Prince of Darkness, in an attempt to possess Aeron for herself. less