Mae faces public and family backlash over the consequences of her past decisions; Sarah struggles with guilt that pushes her to take risks in pursuit of justice; Lena and Danny dive into a tense homicide case.

Danny and Lena's investigation into a robbery gone wrong quickly turns personal; Sean and Jonah face rising tensions with Boston's firefighters; Sarah clashes with boyfriend Seth over family discipline.

Lena's pursuit of justice forces Danny into an unexpected role reversal; Sarah faces a personal dilemma that tests her resolve; Mae contends with political pressure; Sean and Jonah uncover more than they anticipated during a routine case.

With an assist from NYPD's Maria Baez, Danny and Lena hunt down a serial home invader; Sean's budding romance faces unexpected complications; Mae and Sarah uncover a troubling leak that could upend the justice system.

Danny and Lena take on a high-stakes murder case that leads to one of Boston's most infamous unsolved crimes; tensions rise within the Silver family as a complex shooting case sparks debate over accountability and parenting.

The Silver family observes Yahrzeit to honor patriarch Ben Silver on the one-year anniversary of his death; Lena and Danny investigate the murder of a beloved shop owner; Sarah responds to a hostage crisis; Mae faces a difficult legal decision.

A body found on the Boston wharf pulls Lena and Danny into a tense drug investigation; Jonah and Sean chase down a missing man tied to a scavenger hunt; Sarah and Mae navigate emotional challenges at home and in court.

Lena and Danny are pulled into a high-stakes murder investigation when a whistleblower tied to one of Mae's court cases is found dead; Jonah and Sean prepare for their first official day on the job.

NYPD detective Danny Reagan teams up with Boston detective Lena Silver to investigate a deadly fire at a tech company; as they dig deeper, they uncover a complex web of secrets involving facial recognition technology.