Seasons & Episodes
Season 1
20 episodes
E01
Faith and Family
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.
E02
Teammates
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.
E03
History
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.
E04
Rites of Passage
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.
E05
Suffer the Children
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.
E06
Code of Ethics
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.
E07
Baggage Claim
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.
E08
In the Name of the Father, And of the Son …
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.
E09
Collateral Damage
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.
E10
Hard Truths
Following the release of Ben's killer from prison, Jonah continues to struggle with anger and grief confronting the killer and putting family bonds to the test, and Mae and Sarah face painful truths that could change everything. Meanwhile, Danny and Lena take on a high-stakes case that uncovers deep-rooted secrets and forces unlikely alliances.
E11
Family Secrets
Danny and Lena race to stop a string of violent crimes before the situation spirals out of control, while Sarah's plans for a family outing take an unexpected turn. At the same time, Jonah and Sean chase a case with surprising twists, and Mae receives an invitation that could change everything.
E12
St. Patrick's Day
Danny, Sarah and Lena race to stop a looming threat on St. Patrick's Day. Meanwhile, homesickness sparks a family gathering, and Lena's personal life takes a hopeful turn.
E13
Beautiful Broken Things
A drive-by shooting at the church pulls Lena and Danny into the complicated past of one of Reverend Peters' associates. Meanwhile, Mae faces painful revelations about her family, the team manages internal friction and grandfather Henry comes to visit.
E14
Blood Chemistry
Sean and Jonah go undercover to track down a dangerous new threat affecting Boston's young adults, forcing Sean to confront unresolved ties from his past along the way. Meanwhile, personal revelations and family concerns surface as the team navigates health scares, and growing public attention brings new challenges.
E15
For Those Who Weren't Heard
When a Brooklyn homicide leads to a dangerous cross‑city case, Danny and Lena reunite with Danny's former NYPD partner Maria Baez to uncover the truth and protect a vulnerable victim. Meanwhile, separate investigations test personal loyalties and moral boundaries as the team confronts difficult family dynamics.
E16
Anatomy of a Bomb
When a crisis erupts at a local hospital over a critical transplant error, Danny and Lena work to calm a volatile situation while the rest of the team uncovers a darker mystery tied to the case. Meanwhile, an unexpected encounter pushes Lena to reflect on her past.
E17
L'dor Vador
When a captured serial killer hints at the whereabouts of a missing child, Danny teams up with a familiar ally in a tense race against time. Meanwhile, health scares and long‑kept family secrets surface, forcing members of the team to confront personal truths.
E18
Personal Foul
When a college basketball star is threatened, Danny and Lena race to protect them while solving a murder. Meanwhile, deeply personal conflicts and moral dilemmas surface, forcing the team to confront difficult truths about loyalty, identity and justice.
E19
Chasing Monsters
E20
Patrol
A dangerous investigation collides with pivotal personal and professional decisions, pushing the team to their limits. As the D.A. election draws closer, shifting dynamics and an unexpected incident heighten the urgency and raise new questions for everyone involved.
Cast
Donnie Wahlberg
as Detective Danny Reagan
Sonequa Martin-Green
as Detective Lena Silver
Marcus Scribner
as Jonah Silver
Mika Amonsen
as Sean Reagan
Maggie Lawson
as Sarah Silver
Gloria Reuben
as Mae Silver
Ernie Hudson
as Reverend Edwin Peters