A man plans a perfect murder to get a lung transplant for his dying wife.

Vada Sultenfuss has a holiday coming up, and an assignment: to do and essay on someone she admires and has never met. She decides she wants to do an assignment on her mother, but quickly realises she knows very little about her. She manages to get her father to agree to let her go to LA to stay with her Uncle Phil and do some research on her mother.

In cases ripped from the headlines, police investigate serious and often deadly crimes, weighing the evidence and questioning the suspects until someone is taken into custody. The district attorney's office then builds a case to convict the perpetrator by proving the person guilty beyond a reasonable doubt. Working together, these expert teams navigate all sides of the complex criminal justice system to make New York a safer place.