David Aaron Baker

Carrie thinks Mr. Big is keeping her a 'secret' while Miranda discovers a sex secret about her new boyfriend. Samantha has never been discreet with anyone she's ever slept with, and Charlotte divulges her past secret love affair with a Hasidic Jew.

The brothers' competitiveness prompts them to seek their childhood I.Q. scores.

A series of murders in Manhattan seems random at first, then the police fear that a serial killer may be copying the crimes of another decades earlier.

A vigilante posts a video online of a man, previously locked up for statutory rape, being beaten and burned alive; Lindsay encounters some personal and professional problems.

Nora goes to New York for the second annual Departure Related Occupations and Practices conference, but discovers that someone else has her ID badge, so she searches the convention as a "Guest," and has encounters with a salesman, an author and a rogue attendee.

A chef and his patrons are poisoned after consuming a menu item tainted with snake venom; Detective Bell's crush on a colleague leads Holmes to a realization about his relationship with Fiona.