Seattle Police Detective John Sandes is involved in one of the toughest cases in his career. What starts out to be a routine homicide case turns out to be much more. He constantly struggles with past mistakes in his personal life and that drives him to solve this case. At sixty-five, fighting physical health problems and emotional distress from his past, he knows his career days are numbered.

Sandes receives a missing person report for Leo Johnson. He finds Johnson dead in the bathtub from a gunshot wound to the head. While investigating the scene, Sandes discovers a photo of an eleven-year-old girl on Johnson's bed. Sandes' investigation finds him butting heads with a child sex trafficking ring. Sandes knows it is his very last case and that he must do whatever it takes to solve it before his retirement which is soon approaching.