Danny and Jackie investigate the suspicious murder of a high rolling investor, who had injuries from a fight, but no marks on his hands. Meanwhile, Frank puts Jamie under house arrest, when the Sanfino family put out a hit on "Jimmy Reardon."

When an officer is accused of using excessive force on a suspect, Frank finds his department under scrutiny from the community and the mayor. Danny and Baez investigate the murder of a Wall Street securities trader who was deep in gambling debts.