In cases ripped from the headlines, police investigate serious and often deadly crimes, weighing the evidence and questioning the suspects until someone is taken into custody. The district attorney's office then builds a case to convict the perpetrator by proving the person guilty beyond a reasonable doubt. Working together, these expert teams navigate all sides of the complex criminal justice system to make New York a safer place.

Robert McCall is a former agent of a secret government agency who is now running his own private crime fighting operation where he fashions himself as "The Equalizer." It is a service for victims of the system who have exhausted all possible means of seeking justice and have nowhere to go. McCall promises to even out the odds for them.

Harvard graduate James Averill serves as the sheriff of prosperous Jackson County, Wyoming, standing at the center of a conflict between impoverished immigrants and affluent cattle farmers. Politically connected ranchers enlist mercenary Nathan Champion—who is also vying for the affections of local madam Ella Watson—to combat the immigrant uprising. As tensions escalate, both Averill and Champion start to question their decisions.

When a humorous script-reader in her New York apartment sees an ad in the Saturday Review of Literature for a bookstore in London that does mail order, she begins a very special correspondence and friendship with Frank Doel, the bookseller who works at Marks & Co., 84 Charing Cross Road.

A broadway playwright is burning the candle at both ends. He is dealing with pressure from a production nearing premiere, a wife who is leaving him, and 5 children 4 of which belong to her.

Mac, the two-fisted, savvy cop finds that he's being saddled with a new partner, a known burnout, to work with him on a new and difficult case. The new partner is Ellis, an amazing detective, one who puts Sherlock Holmes to shame with his lightning-fast deductions. But he keeps assuming the personalities of entire casts of Television shows. This can be a problem when people begin shooting at them.

After his young son dies from the negligence at a hospital, Harry Fertig takes matters into his own hands and kills the doctor, nurse and clerk responsible. Slick lawyer Roy Bleakie, looking only to win a case and not caring of the matters involved, is asked by Fertig's boss to defend him. Shocked to hear that his client wants to plead guilty, the case causes Bleakie to question his own morals by defending an honorable man.

The famous TV journalist Marcy Singer receives an anonymous phone call that orders her to the Blue Moon bar. When she arrives, she finds 6 corpses. Urged by her new boss, she investigates the case, and soon learns about evidence against her own husband Reed.

Justin Case is found dead in his office by Jennifer Spalding, an out-of-work dancer there to interview for a secretary position. Case returns a ghost that only Jennifer can see, and convinces her to help unravel the mystery of his murder.