
Robyn McCall, an enigmatic woman with a mysterious background, uses her extensive skills to help those with nowhere else to turn; McCall comes across to most as an average single mom who is quietly raising her teenage daughter; but to a trusted few, she is "The Equalizer" -- an anonymous guardian angel and defender of the downtrodden, who's also dogged in her pursuit of personal redemption.

Bishop asks for help when a terrorist from his past uncovers the identity of his adult son; Aunt Vi becomes nostalgic about a past romantic relationship when she receives a surprise visitor.

McCall and Mel help a deported woman track down her son after she was separated from him while seeking asylum at the U.S. border; Mel, McCall and Bishop exhaust every avenue to get Harry released from prison.

McCall becomes ensnared in a deadly battle between rival rap crews when she is hired by the wife of a famous rapper, Dilemma, to prove the musician is innocent of murdering a fellow artist.

The team helps an FDNY firefighter's daughter when her father suddenly goes missing; Aunt Vi and Delilah continue to cope after McCall's abduction.