Lynn S. Hightower Books in Order

Homicide detective David Silver and his partners investigate a brutal killer in a city adjusting to the arrival of the alien Elaki. Working with an Elaki law enforcer exposes a conspiracy amid political tensions and fragile trust between species.

The murders of four Elaki babies and their mother’s apparent suicide draw David Silver and String into a dangerous investigation. A prominent refugee-rights activist and alien political tensions complicate a case that could threaten peace far beyond their city.

Years after her sister’s brutal murder, Lena Padget has transformed herself from a graduate student into a private investigator. The killer’s release draws her into another confrontation with a dangerous religious cult and the violence that shattered her family.

A killer targeting humans and Elaki leaves burned crime scenes across Saigo City. David Silver and String investigate links between the arson attacks, a sinister cult and a missing heiress before the violence destroys an already uneasy peace.

A missing college student’s bloodstained car draws David Silver and String into an Elaki blood feud. When a professor also disappears, their investigation uncovers a conspiracy of murder and revenge threatening relations between humans and their alien neighbors.

Cincinnati detective Sonora Blair investigates a woman who sets a college student on fire and may have intended to kill his brother. As the killer makes increasingly personal calls, Sonora discovers that her own family has entered the danger.

A missing woman’s earlier claim to have witnessed a murder takes on new significance when a mutilated body appears. Sonora Blair investigates connections to a prominent prosecutor whose current wife may face the fate that killed his first.

Investigating a family massacre, Sonora Blair hears a dying mother name two men and someone called Angel. Arresting the suspected killers leaves that final figure unexplained, drawing Sonora into a mystery where old debts may determine who lives.

Georgie Smallwood suspects her abusive father was involved in her mother’s death, but his own murder creates another crisis. With her sister Claire under suspicion and financial and marital troubles surfacing, the family’s buried history becomes increasingly dangerous.

Private investigator Lena Padget searches for a missing college student who interned with the ATF. Her case overlaps her lover’s police investigation and a series of agents’ deaths, exposing a killer whose motives reach back to the Waco siege.

Accused of poisoning her infant after the child dies, Emma Marsden risks losing custody of her teenage daughter. Private investigator Lena Padget examines the medical evidence and hospital practices while confronting disturbing questions about her client and the accusation.

Olivia James receives a call from her brother nine weeks after his death and returns to their Tennessee childhood home. When her daughter reports a menacing ghost and later disappears, Olivia must confront the force haunting her family.

Retired television evangelist Joy Miller lives with grief and family estrangement when photographs of three dead acquaintances arrive by post. A message from an old enemy and further disappearances draw her into a threat reaching back into her past.

Neurosurgeon Noah Archer survived demonic possession as a child and now researches how spirituality affects the brain. When his old rescuer warns that the Enlightenment Project may be inviting darkness inside, Noah must confront the danger behind its promising results.

After her husband dies in a plane crash near Mont Blanc, Junie discovers footage of her missing dog with a man who resembles him. Returning to France with an investigator, she follows unsettling clues into a dangerous web of secrets.

After her partner disappears from their troubled Kentucky home, Pammie LaRue turns to neurosurgeon Noah Archer for help. Entering the house draws him into a supernatural threat that his experience with possession may not be enough to overcome.

Junie survives a massacre at the newsroom where she works with an investigative team and pursues the powerful people responsible. With her dog Leo beside her, the hunt stretches from France to Kentucky and exposes a secretive organization.

Pregnant Lola Strickler notices a sinister watcher outside her home and fears the presence has already found a way inside. Neurosurgeon Noah Archer and Father Perry investigate, uncovering family secrets linked to an evil threatening Lola and her child.