Cal tries to stop a man bent on revenge from robbing a bank and in the process holds a guilty man accountable for his actions.

Lightman defends a falsely accused man from an angry mob. In the course of proving his innocence, lightman unearths a secret that allows a mother and daughter to begin to heal.

The Lightman Group is hired to look into police profiling following an incident involving Wallowski, and it turns out that Internal Affairs want Cal to incriminate her.

While vetting an art-museum staff for security leaks, Cal meets a beautiful woman who entangles him in a game of cat-and-mouse.

Cal investigates a coal-Mine explosion that killed six miners, and he suspects foul play. So to prove it he goes into the mine. Meanwhile, the FBI seeks the lightman group's aid again, and foster and torres offer to work pro bono.

Cal goes head-to-head with a self-help guru to free a wealthy woman who might be under his control. Cal also suspects the group of threatening him and Emily.

Cal helps a woman with early-onset Alzheimer's (Annette O'Toole) reconstruct a memory, and unearths a secret that could prove deadly in the process.

A terminally ill restaurateur hires Cal to track down his murdered daughter's killer. She had been first in line to inherit her father's successful restaurant chain, and Cal discovers that this fact could have something to do with her death.

Cal is called to a mental hospital to determine if a patient is being held against his will. While attempting to have the patient released, Cal finds himself descending down a path that forces him to question his own sanity.

When hired to do a background check on the client's boyfriend, Cal digs deep into the man's past to find out the truth about this social chameleon.

Lightman is hired to investigate three high school students responsible for a fatal traffic accident, which takes a turn for the better when he finds the heroic paramedic who was first on the scene.

Cal investigates the abduction of a baby and comes to believe that the child's mother is hiding something.

Cal probes the death of a social-network cofounder who had feared that she was being squeezed out by her partner.