When a climate activist is left for dead after a hit and run, he uses his dying words to apparently name his killer – a police officer.

As Southgate builds his case against Justin, attention turns to the D4 police chat group. With phones wiped and fellow officers saying nothing, could D4 hold the key evidence?

With the trial approaching and violence on the streets, the pressure on the legal teams is intense. Struggling with insomnia, stress, and an absence of medication, Sam reaches breaking point.

The trial begins with protests outside the courthouse. As the prosecution lay out their case, Sam picks holes in their evidence. But can he keep a dangerously unstable Justin under control?

As the trial resumes after Justin’s shocking outburst, the jury must give their final verdict.