Simone and Laura discover critical information on how an abusive relationship is connected to the crime; sparks fly with Laura and her former colleague as they debate the killer's motive.
Simone and Carter get trapped in the tropics while hunting down a suspect. Simone's unexpected meet with Dina throws a wrench into Cutty's love life and Elena's high-end fashion splurge cracks open an unsolved murder mystery.
-No one knows who he is or what he looks like, but when the team storms his fortress, a woman believed to be his girlfriend is with them and she is arrested.
While searching for a missing scientist in the Angeles National Forest, Simone and Carter uncover an eco-terrorist's plans to detonate dirty bombs across the city.