Season three starts with Ellen working in the DA's office prosecuting a new client of Patty's who ran a Ponzi scheme. Patty's client, Lou Tobin, tries to keep his wife and son out of the criminal investigation.
Patty continues to explore the secrets of the Tobins. Meanwhile, Ellen proves to be of use to Tom.
Patty races to prevent a key witness in the Tobin case from leaving the country and Ellen learns a secret about her sister.
Louis Tobin is questioned by Patty Hewes about his fraud and relationship with Danielle Marchetti. Meanwhile, Joe Tobin is faced with a decision that will change the future of his family.
Patty Hewes squares off with the D.A. over access to a key witness. A job candidate at Hewes & Shayes asks Ellen for insight into Patty.
Patty is under pressure to make progress in the Tobin case; Ellen uncovers new evidence about Louis Tobin's passing.
Tom follows the Tobin money while Ellen rethinks her decision to join the DA's office.
Patty and Ellen decide to look for Carol Tobin after she comes up missing; Arthur Frobisher comes out of the woodwork to start a new foundation.
Patty tracks down Carol Tobin and forces her to reveal the truth about Thanksgiving. Ellen's family life is turned upside down. Frobisher begins to make his movie.
Patty's clients want her thrown off the Tobin case; Tom Shayes makes a risky move that jeopardizes Ellen's job with the district attorney.
After her star witness is arrested, Patty strikes an unusual deal; Arthur Frobisher reveals too much of his past.
Patty is under pressure to make progress in the Tobin case; Ellen uncovers new evidence about Louis Tobin's passing.
The lies come to an end.