Shelley Matthews is married to her job. Which is just as well, as she hasn't had sex for over a year. But when her editor decides a re-vamp of the magazine is needed, Shelley is forced to go undercover - as a sex addict. Attending therapy sessions, Shelley hears the intimate confessions of a whole host of extraordinary characters. Including Cian, a pop band pin-up who is enjoying all the trappings of fame. Can Shelley keep her secret...