When murderous cult member "Baby" Jane Lee Rayburn is found stabbed to death, Detectives Rex Winters and Tomas "TJ" Jaruszalski question multiple suspects, including the cult ringleader Denis Watson and Jane's former cellmate, Maura Dillon. However, the case cuts very close to home for Detective Winters when his wife Lori, a former Detective, is questioned. DDA Dekker and DDA Stanton find themselves facing a trial where the line between suspect and victim is blurred.

When a meth lab in Sylmar explodes, killing two kids, TJ and Winters embark on an odyssey that uncovers a band of radical Muslims hell-bent on bombing LAX.

When an oil rig worker is found dead on shore, the investigation leads TJ and Winters to a drilling platform off the California coast.

The murder of a Watershed Management employee uncovers a cold case, and prompts the serial killer at its heart to come out of retirement.

The murder of golfer Kristin Halstead sends Detectives Winters and Jaruszalski to the Mens' professional circuit for leads, only to find them in Chip Jarrow. Trouble comes in the form of an incident between Jarrow and his wife Monica. Which leaves DDAs Dekker and Stanton to filter the chaos into a coherent case they can win.

Detectives Winters and Jaruszalski investigate a botched kidnapping, which becomes complicated when they discover another crime. Unfortunately, this dilemma leaves Dekker with a ticking clock as ICE threatens to extradite witnesses who are key to his case.

When a horrific mass murder occurs at a primarily Hispanic office, the detectives immediately begin investigating the remaining employees, as well as their clients. After arresting a potential suspect, the case comes to a sudden halt when a claim of racial profiling is made against the unlikeliest of sources. DDA’s Dekker and Stanton are forced to navigate through tricky waters in hopes of proving their case.