Harmony Black Books in Order

Witch and FBI agent Harmony Black joins a covert team investigating occult threats, despite doubts about her organization's methods. Pursuing the Bogeyman brings her face to face with a creature that devastated her childhood, testing her ability to trust others.

Harmony Black and the Vigilant Lock team race to retrieve a mysterious satellite expected to crash in Oregon. Its connection to a dangerous supernatural force makes recovery urgent, but rival pursuers threaten to turn the mission into a deadly confrontation.

Framed for a casino massacre, Harmony Black and Jessie Temple flee authorities while investigating a demonic conspiracy within government. Clearing their names requires penetrating the same powerful network determined to conceal a secret from both humanity and hell.

A bank robbery reveals criminals with abilities resembling Jessie Temple's, unsettling both her control and Harmony Black's magic. Their investigation exposes a secret their own handler may protect with violence, forcing Vigilant Lock outside its usual channels of support.

Harmony Black and Jessie Temple search for two missing operatives who were investigating an oligarch's demonic connections in Tampa. The trail leads to a wealthy scientist and then a New England fishing town, where a more unusual threat awaits.

Harmony Black's team arrives at a Las Vegas technology conference to stop an assassin without revealing its intelligence source. Identifying his target exposes a secret auction and connections to a company operating across parallel worlds, expanding the mission's stakes.

Harmony Black and Jessie Temple infiltrate a Chicago heist crew to disrupt a demonic cult's funding. As the target's hidden secrets complicate their mission, Harmony's cursed powers force her to confront the darkness growing within her.

A mission to intercept a supernatural weapon leaves Harmony Black and Jessie Temple investigating an old enemy's unexplained death. Their search leads through wealthy technology circles and a luxury retreat toward an adversary who knows how to destroy them.