Four young Irish brothers are caught up in New York's underworld of organized crime.
Cast: Michael Stahl-David, Jonathan Tucker, Tom Guiry, Olivia Wilde, Billy Lush, Kirk Acevedo, Keith Nobbs, Peter Greene, Patrick Brennan, Brian Tarantina, Betsy Beutler, Kevin Conway, Kate Mulgrew, Max Miner, Jimmy Walsh, Sean Patrick Reilly, Brian Donahue, Kevin Corrigan, James Badge Dale, Molly Schaffer, Nick Damici, Michael Rispoli, Jamie Bonelli, John Bolger, T.J. Stanton
Tommy and Jimmy have two different ideas on how to save the Donnellys. Tommy hatches a plan to get the family, along with Jenny and Joanie, out of town.
Tommy makes a deal with Nicky for the identity of his father's killer. When Dokey humiliates Jimmy, Tommy and Kevin retaliate. Jenny finds closure concerning her missing husband.
Reilly asks for help after he's ordered to vacate his building, prompting Tommy to uncover hidden family history. Meanwhile, Jimmy and Joanie struggle to situate Whitey's body.
Tommy and Kevin are trying to get Dunn out of an apartment, but the situation get a little bit more complicated. They'll have to use some "high technology".
Kate helps Tommy get a job at an art studio. Nicky proposes a partnership with the Donnellys, but he'll only deal with Tommy, which infuriates Jimmy.
merging as head of the 'hood, Tommy gets scammed while trying to evict drug dealers. Jimmy demands payment from Jenny; Nicky learns the Donnellys are behind Louie Downtown's disappearance.
As Jimmy tries to protect Sean, Tommy joins forces with Kevin to collect payments. Meanwhile, Jenny supports her ailing father while trying to keep the family business afloat; and a look back at Kevin's childhood reveals the genesis of his gambling passion.
Tommy gets unwillingly drawn into his brothers' bookmaking action. Meanwhile, the medical condition of Jenny's father comes to light.
New Italian mob kingpin Nicky Cottero shows his no-holds-barred style by threatening the Donnelly boys' mother. Meanwhile, Tommy is forced to accept Dokey's bribe; Sean continues his recovery; and Jenny deals with the consequences of bedding Samson.
Tommy is plagued with guilt when Kate, widow of Irish-mob kingpin Huey, asks him to host her slain husband's wake. Meanwhile, Kevin and Joey go on a quest to find booze for the wake.
Jimmy tasks Tommy for not bailing him out of jail, Huey's brother visits Sal's boss, and Sean is moved from ICU to a ward.
Tommy and Kevin continue cleaning up after Jimmy and deal with the aftermath of their actions.
Tommy Donnelly struggles to escape the neighborhood, all the while protecting his brothers.