The Chronicles of Koa riveting three-book boxed set includes enough heart-pounding action and suspense to satisfy the most avid urban fantasy fan.

The angels and made a treaty with vampires. No human deaths. Mutual exchanges of blood for monetary payment and protection. Vampires must remain in the shadows of their castle clans.

Koa, a half-blood vampire works for the organization that enforces this treaty. With her enchanted sword, and thirst for vengeance, she deals justice without mercy.

Halston, a fallen angel on a quest for redemption, heads the Netherworld Division and serves as Koa's captain.

When a demon arises from the criminal underbelly of London, eager to destroy the peace between supernatural beings and humans, Koa and Halston find themselves outmatched.

There are rumors of a prophet prince who can help, they just have to travel to an alternate universe to break him out of a supernatural prison.Fans of Dannika Dark and Kresley Cole will love New York Times bestselling author, K.N. Lee's fresh take on vampires, fallen angels, shifters, witches, and devious supernatural creatures in this unique urban fantasy series.

Includes Netherworld, Dark Prophet, and Blood Princess.

Praise for The Chronicles of Koa Series:

"The Chronicles of Koa is a wonderful story full of likable characters, a clear world, and a fun mission." Kirstin L. Pulioff, author of The Escape of Princess Madeline

"It has a fantastic story, twists and turns throughout, and some mysteries you won't see coming. I'm looking forward to reading more of her books as she writes them. The Chronicles of Koa #2 will certainly be a day one purchase for me!"

Thomas Ray Manning, author of Energize (From the Logs of Daniel Quinn)

"The ending had me on edge. I have to say I have not read a vampire novel like this one before." Glenna Maynard, author of Beautiful Strangers