Books Kingdom of Immortal Lovers (3 book series) by Ruby Roe 

The Kingdom of Immortal Lovers is a three-book steamy vampire fantasy romance series by Ruby Roe. The books follow the intertwined stories of vampires and hunters navigating power struggles, deadly trials, and complicated relationships in a dark urban fantasy setting.

The series includes:

House of Crimson Hearts

Octavia Beaumont, one of the original three vampires, seeks to control the city’s vampire hierarchy.

Red, a skilled hunter driven by revenge against the vampire that turned her sister, must team up with Octavia despite their painful past.

The story explores themes of power, betrayal, enemies to lovers romance, and second chances.

It contains multiple POVs, dark romance elements, and explicit content, including BDSM and blood play.

House of Crimson Kisses

The deadly trials for the city's heir intensify.

Red faces her growing hunger for blood and struggles with her identity.

Octavia remains determined to win control of the city.

The story deepens with political intrigue, fated mates, and complicated loyalties.

House of Crimson Curses

The thrilling conclusion to Red and Octavia’s story, resolving their romance and the city’s fate.