Carrie tries to quit smoking to improve her chances with her new boyfriend, Aidan Joff, a furniture designer. Charlotte has a new boyfriend, Brad, but he turns out to be an irredeemably lousy kisser. Samantha dates Chivon, an African-American, but his sister is no so open-minded. Miranda doesn't have the time to watch Steve practice basketball, even though there's the potential to win a million dollars: he is upset about this, and she realises she needs to put more effort into their relationship.