Obsession" is the first book in Erica Metcalf’s Dark Obsessions series, a darkly romantic suspense thriller centered around a traumatized sheriff’s deputy and a protective FBI agent drawn into a dangerous murder case.

Overview

"Obsession" follows Katie Wilder, a sheriff’s deputy struggling with PTSD while living in a small town and managing her fragile mental health through routines, sarcasm, and security measures. Her stability begins to crack when women resembling her are found dead, signaling that a killer may be targeting her. Katie becomes deeply involved in a murder investigation that intertwines with her personal challenges of trust, vulnerability, and desire 

Parallel to Katie's story is FBI Agent Caleb Hale, a sharp and relentless investigator haunted by his own violent family history. His case involves a series of murders connected by roses left at crime scenes. As Caleb and Katie cross paths—initially through a chance encounter—an intense attraction emerges, complicated by trauma, jealousy, and mistrust. Their relationship develops amid the suspense of the ongoing investigation, creating a mix of peril, romance, and psychological tension 

Key Characters

• Katie Wilder: A sheriff’s deputy with a traumatic past who struggles with PTSD. She relies on routines and carefully cultivated coping mechanisms to maintain her sense of control 

  Caleb Hale: A jaded FBI agent tasked with investigating a string of killings. He is both aggressive and protective, struggling with personal demons that mirror the darkness he confronts in his cases.

  Liam Murphy: Caleb’s partner, a highly controlled FBI agent who utilizes sharp interrogation methods and understands the psychology of killers, playing a pivotal role in the investigation 

  The Unsub (Unknown Subject): The mysterious serial killer targeting women, including Katie, leaving clues that intertwine personal obsession and lethal intent