Eighteen months later, life is largely back to normal at Kim's Brighton home. Even Stella has returned and seems monogamous with Nathan, the parental couple in sex therapy. Sugar however is in jail. Kim meets and ultimately 'dates' sex shop clerk 'Saint' in a nightclub. There ten years older Anna, who believed Kim of professional age, invites her to a private party and lets her stay for breakfast.

Kim attracts the attentions of classmate Melissa before visiting Sugar in jail. Sugar suggests that Kim take Melissa as her girlfriend to make Saint jealous but Kim finds Melissa more boring than she had thought and tries to get her interested in Anna. Saint has seen the interplay between the women at the club and tells Kim she knows that Melissa was not really her girlfriend and the pair are reconciled.

After having sex with Saint Kim goes to visit Sugar,who is expecting early release after granted a staff member favours. She asks to come and stay with Kim as she is homeless and Kim agrees. Returning to Saint's flat Kim is shocked to see a half-naked man whom Saint explains is Mark,an old flame,but they were never serious. Noticing that Saint and Mark have identical tattoos Kim is uncertain as to whether to believe her. However the girls talk things over and get close again. Only then does Kim realise she was meant to collect Sugar from prison.