LAPD Detective LaRhonda Parker knows her colleague well. He’s a family friend and her husband’s ex-partner. But now he’s become the man who shot an unarmed Black motorcyclist at a traffic stop. In BLUE, newly promoted to The Force Investigation Department, Detective Parker’s first assignment is to investigate a 29-year police veteran, Sully. Initially she wants to believe him. But a disturbing revelation forces Parker to decide whether to protect “one of her own” or pursue an investigation that could up-end her marriage and her career.