Lucas Caleb Rooney

Sherlock reels when his former lover, Irene Adler, reappears.

Detective Carter faces fallout from her encounter with Reese and Finch; the machine comes up with not one, but four Social Security numbers.

A retired sports legend is stabbed to death, but Alexx is unable to take the body for an autopsy.

Alicia and Will's latest case brings them to an inquest at the coroner's office, where they are hindered by a strict rule that limits their questioning to three per witness. Also, Cary's father returns to bring new business to the firm and Eli schemes against Jordan. John Shea returns as Jeffrey Agos, Cary's father.

The 1963 death of a pool hustler is re-examined when the long-sought murder weapon is discovered during a pool hall renovation.