On the season premiere, Danny consults a psychic to solve a murder; Frank is at odds with the mayor; Erin investigates a decades-old case.
Frank and Garrett try to convince the Mayor to work better with others; Danny and Baez try to track down a perp who vandalized NYPD cars.
Holmes and Watson investigate the death of a wealthy businessman who a witness claims was chased down by a large, glowing animal; Sherlock believes ME Hawes' work may be compromised because of the trauma caused by the morgue bombing.
Broyles asks the team to investigate a deadly explosion at a New York construction site; after Olivia uncovers a commonality between disturbing events, Dr. Bishop takes matters into his own hands.
The team must figure out if a prominent lawyer orchestrated the murder of her husband or if she is being framed.