In the first episode we meet Mary Shannon a US Marshall for the Witness Protection Program. In this episode Mary tries to figure out what went wrong when a mobster's son who was under her protection is killed.

Things get complicated when Mary takes on the case of Leo Billups. Leo saw his mother murdered and is going to testify against the people who killed her including his father.

Mary's assignment this week is Treena Morris a con-artist who is married to a diamond smuggler. After she is arrested by the feds, she decides to tell all on her husband and his friends. While Mary is trying to keep her safe, Treena gets engaged and her photo is all over the papers.

The family regroups after Mary's ordeal; Stan and Marshall search for a way to force Spanky to tell the truth about Chuck's drug trafficking; the FBI corners Mary in her driveway with Brandi's suitcase full of meth in the back of her car.

Season 1 Finale

A dead witness causes Mary to take leave of her administrative duties to solve a "Ten Little Indians" story, until her plan gets changed by her own brand of Post-Traumatic Stress disorder.

A northern California marijuana mastermind cannot testify without using the drug to neutralize his anxiety disorder.

A world-class counterfeiter witness is suspected in a murder; Mary and Marshall realize they may be hiding a witness from the government.

A woman wants to escape from her family, who are heavily involved in organized crime, but a secret from her past puts her eligibility for the Witness Protection program in jeopardy.