Senior Prosecutor Janet King returns from maternity leave to confront a high-profile murder, and a conspiracy which will have shocking ramifications throughout the judicial system.

King's heavy workload forces her to spend more time away from her family. Erin and Owen try to coax a reluctant witness into testifying against a biker accused of murder. Without a body or a strong motive, the Blakely case stagnates until King's boss, Tony Gillies, pushes it to trial.

Diane Vasilich finally breaks down and makes a statement but does not admit guilt in the Blakely case. A strange development in the Moreno case intertwines with Diane's involvement in the Blakely case. Erin deals with traumatic flashbacks and deliberates whether to testify in court, which could put her life in danger.