Is 'God'S Demon' Part Of A Series Or Standalone?

The day Ruben Luisetti (Overlord Vampire of New York City and heir apparent to the Vampire King throne) first saw the feisty, golden haired beauty with the large luminous emerald green eyes, he had a ‘feeling’ He was shocked, he hadn't had one of those for many years and this one was strong attraction. He became intrigued, when during his investigations into some underworld murders, he kept bumping into her. This 'feeling' should have worn off, it didn't. In fact it just got even stronger, as a deep desire to possess this creature crept up on him. When he saw that she was clearly being enslaved and controlled, he felt obliged to save her and free her from her bonds. And able to be with him! But what is she? He thought she was perhaps Fae…boy, was he wrong and shocked to discover she was a Demon! . Katarina is a soldier demon, owned by Demon Lord Basille. Lent out to the human Scott McGowen as part of a blood pact contract to make him more powerful and rich while at the same time collect the souls of two hundred mortals for her Master to bolster his ranks in the Demon Realm. Until Ruben Luisetti steps into her life and shows her that what she thinks is her 'normal' in life, doesn't have to be… Well used to being merely a tool Katarina finds herself strangely entranced by the delectably handsome and powerful Vampire Lord and finds herself enthralled by Ruben's dominant, possessive yet gentle and caring nature for her, showing her a new way of being treated by someone…being treated with respect, care and…. Love?? . Can Ruben free his beloved from the Demon Contract? Can he free his beloved from Demon Lord Basille? To become entwined by Fate?

They say the Devil of Vercelli never shows mercy. After her parents died, Elena Rossi had no one left but her uncle. He took her in, but he never loved her. To him, she was only a burden. Another mouth to feed. When his gambling debts grow too large, he makes a cruel choice. He sells her. Elena is dragged to a secret auction where powerful criminals buy women like property. She stands on the stage shaking, surrounded by cold eyes and cruel smiles. Then the room falls silent. Alessandro De Vercelli has arrived. A billionaire. A mafia kingpin. A man so feared that even criminals step aside when he walks in. He does not place a bid. He only says two words. “She's mine.” Now Elena belongs to the most dangerous man in Italy. A man with blood on his hands and darkness in his soul. But when enemies try to take what belongs to him… Just how much destruction will the Devil of Vercelli unleash?

He is a demon but also he is a fallen angel. After the war with seraph, he lost his love and became a demon with a broken heart, until he met a girl.

Esteria, the queen of the northern human kingdom, was finally getting married to the vampire prince of her dreams. What began as a treaty between their two kingdoms had blossomed into a courtship where she had truly fallen in love. Life was perfect until darkness cast its shadow over her happiness. Her beloved vampire betrayed her, delivering a fatal blow. With her last breath, she made a desperate deal with a Demon God. "You will have to become my mate to gain the power to exact your revenge," he whispered in her ear, sending a shock through her dying body. This Demon God was not only breathtakingly gorgeous and immensely powerful, but he was also dangerously seductive. Now, he was offering her a deal that promised both vengeance and peril. Esteria’s mind was a storm of grief and fury. Could she handle the Demon God’s insatiable desires and the deadly power that came with their pact? Or would she be consumed by the chaotic demands of this new, dark world? "I will kill both of them. I will draw their last breath with my sword and burn their bodies with my fury," she vowed, her determination as fierce as the hellfire she now wielded.

Sophia Parks, a kind woman is unknowingly marked by her ex-boyfriend Vincent Mathis. After almost being killed by him and scarred horribly. Sophia runs from her past to a small town, hoping for a new lease on life. Once there she gains the interest of Faelon, a dark angel assigned to the town to watch the reapers collecting souls. Falling in love with a human was the last thing he intended to do but Sophia is different. Sophia doesn't know that she is a demon-marked sacrifice for the demons hell-bent on causing Armageddon. A twisted tale of angels and demons and a forbidden love that is destined by the fates. A different type of love story with an imperfect female lead, a inlikely love story, trigger warnings, foul language, and intimacy 

Perdition and her brother are the children of Lucifer and Venus. They are born with an obligation to oversee Eden. However, their parents have no intention of allowing that to happen. The siblings are hidden in the underworld but lead completely different existences in that world, all the while believing their mother had perished. When a priest finds his way into the underworld, he sets into motion events that change everything. Perdition's brother escapes the underworld, leaving Perdition in a hell of of her own and seeks out his mother on the topside. Perdition eventually escapes and the ultimate journey begins.