Blue Bloods (2010)

S13E20 Irish Exits

Frank is concerned that his lifelong friend may be concealing the real motive behind his return to the city. Meanwhile, Baez and her daughter find themselves in danger as a vengeful criminal, whom Baez previously incarcerated, seeks retribution. In a parallel storyline, Anthony gets drawn into the complexities of an underground crime syndicate, uncovering dark secrets that put him at risk.