When Sebastian's witness is blown away by a car bomb, Jessica Devlin agrees to help and decides to recruit Deputy District Attorney Danny Reyes from the Organized Crime Unit to help in the investigation.

Isaac's life is under scrutiny when the closed case of his fiance's murder his re-opened and that Sebastian's team will be conducting the investigation for the DA office. The relation between Raina and Isaac is also getting more complicated since Raina cannot reveal that she is working on this case.

Jessica finds herself in trouble when her friend, Medical Examiner Laura Fields, is caught tampering with evidence in their murder case. When confronted in court, she accuses Jessica of having pressured her for a false testimony and to arrange the evidences to gain a conviction, when Jessica was the D.A.

After a popular ultimate fighter commits suicide, an investigation reveals he had been the third fighter in the league to commit suicide and the league CEO had been pushing steroids on the players. Following the results of the investigation, Sebastian charges the CEO with murder.

The mayor places undue pressure on Sebastian and his team to identify, locate, and convict a serial freeway sniper who is causing city-wide panic in Los Angeles.

A prisoner, recently released from prison after a five year stay, stalks and then murders a female tennis star. Jessica is guilt ridden for the death since she didn't get the conviction upheld.

Sebastian's life is in jeopardy when it turns out the fatal shooting of his former law partner was supposed to be a hit on him.

Although reluctantly, Sebastian accepts a seven-figure retainer to defend a crooked casino owner who allegedly murdered the head of operations at his casino.

Stark comes back to work at the DA's office when a talented young female musician is found dead.