Miranda makes the mistake of going out with a 'modelizer' (someone who is obsessed with models); Samantha chooses to go out with a modelizer and has her sexual encounter videotaped; and Carrie experiments with Derek-the-model and flirts with Mr. Big.
A Walsh cousin arrives to stay with the Walshes, and he quickly catches Kelly's eye. Meanwhile, Brenda gets her driver's license, but is afraid of driving alone.