Shades of Blue (Seasons 1–3)

Sexy New York detective and single mother Harlee Santos fell in with a tight-knit group of dirty cops, taking bribes and protection money that she uses to provide the best life for her honest, talented daughter. But when she's trapped by the FBI and forced to inform on her own "brothers," she'll have to walk the fine line between love, loyalty, honor and betrayal, and try to keep it together for her daughter's future.