Ben takes Kate as his date to his ex-girlfriends wedding.
Ben and Olivia celebrate their new life as a couple.
Ben decides to move in with Olivia.
Ben and Kate switch roles.
Ben's bachelor days may be coming to a close.
Kate decides to be spontaneous.
Kate faces dilemmas in both her personal and professional life.
Kate decides to marry David, and Ben heads back to Africa.
Kate and Ben are forced to straighten out their mixed-up love lives.
Pressured by David for a decision on buying a condo together, Kate ends up breaking up with him and throws a party to celebrate.
When Ben finds himself thinking about Kate while he is in bed with Toni, he wants to know if he'd have a chance with Kate if David weren't in the picture.
Fantasizing alternately about a handsome stranger and ex-flame Marshall, Kate is ready to fly down to Mexico to join her boyfriend David.
Although Toni encourages Kate and Ben to become more involved with each other to liven up the book, both are aware of the dangers of a romance between co-workers.
Kate succumbs to the temptation to explore new erotic areas by accepting an invitation to a sex party.
Coming off as too meek in comparison with Ben with their first interviewee, Kate determines to assert herself in the partnership.
Feeling overwhelmed by her clients' demands, sex therapist Kate Langford takes a sabbatical to write a book.
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