LORD OF THE ABYSS - Nalini Singh Royal House of Shadows bk4

This used paranormal novel is in good reading condition, though the spine is lightly creased and indented, as well as there being some edge wear.

Lord of the Abyss
Nalini Singh

paranormal romance
Harlequin Nocturne USA 2011

Once upon a time the Blood Sorcerer vanquished the kingdom of Elden. To save their children, the queen scattered them to safety and the king filled them with vengeance. Only a magical timepiece connects the four royal heirs. Now they must return and save Elden and time is running out..

As the dark Lord who condemns souls to damnation in the Abyss, Micah is nothing but a feared monster. He has no idea he is the last heir of Elden. Only one woman knows—the daughter of his enemy. Liliana sees past his impenetrable black armour to the prince inside. To help Micah remember, she must brave his dark, dangerous lair. Because they only have until midnight to save Elden.

Book also includes DESERT WARRIOR
The fabled desert kingdom of Zulheina was Tariq's birthright, and he was a man who held tightly what belonged to him. And that meant he had to reclaim a very special woman -- the woman who had broken his heart years before in New Zealand. And once he had lured her to this distant land, he meant to keep his new bride here forever....
But Jasmine Coleridge was not as easily tamed as he had imagined. Her beguiling blend of untouched innocence and dazzling sensuality threatened, once again, to bring the haughty sheikh to his knees -- and made him wonder who was the true prisoner....

Lord of the Abyss is book in the Royal House of Shadows series.