Tommy Caffee gets blackmailed by a local mob boss when his long lost brother Michael Caffee returns to Providence after seven years away.
Michael clashes with Freddie; Tommy tries to stop a new highway; Eileen is unhappy.
Tommy draws closer to Judd Fitzgerald; Eileen's lover breaks things off.
Treasury agents raid Rose's house during Sunday dinner; Michael frames Moe for murder.
Freddie and Michael clash over a softball tournament; Tommy must balance his loyalty.
A shooting involves Declan; Tommy pays back a loan; Mary Rose gets caught.
Michael convinces Tommy to help a local theater; Rose takes a new job.
Michael goes on a road trip; Eileen tries to reform; Tommy tries for a promotion.
A bus crash shocks everyone on the Hill; Eileen resolves to atone for her sins.
Tommy and Michael's father resurfaces; Pete tries to help Eileen.
People of the Hill attend an Irish wedding; Tommy avoids a legal trap.