Conway's partner on the Murder Squad, Steve is optimistic and youthful, providing a contrasting demeanor to Conway's abrasiveness. Despite his desire for camaraderie with the squad, he remains loyal to Conway.

The murder victim whose life is revealed through the perspectives of other characters. Initially perceived as superficial, her transformation and motives are central to the investigation.

Aislinn’s love interest and the prime suspect in her murder. His youthful appearance and nervous demeanor lead detectives to question his innocence.

Aislinn’s best friend who is fit and has a naturally athletic appearance. Initially hesitant with the detectives, Lucy ultimately provides clarity about Aislinn's true intentions.

A confident detective on the Murder Squad, Breslin has a commanding presence and a high opinion of himself. He underestimates his colleagues while being loyal to his partner McCann.

A middle-aged detective known for looking perpetually exhausted. While appearing unremarkable, he is under pressure from concealing significant secrets.

The no-nonsense chief of the Murder Squad, O’Kelly is respected by his team and focused on achieving justice, despite his rough exterior and reluctance to offer praise.

A journalist for The Courier known for sensationalist reporting and disguising his self-serving motives as a quest for truth. He interferes with Conway's work by receiving leaked information about her cases.