The search for the bomber of a school campus and the killer of a co-ed leads to a young chemical engineering student who has been sending incriminating letters about exacting revenge on his condescending peers. But when the case is ready to go to trial, Danny is seduced by the student claim of innocence and convinces Sebastian to let him search for another suspect.
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.
When the body of a 22-year-old surgically-enhanced aspiring actress turns up, the team begins working on identifying and convicting the killer. But the investigation leads to discovery of the exploitation of the victim's dream. Sebastian's team uncovers that the victim's plastic surgeon was exchanging sex for surgery with her.
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.