Four friends, two crushes and a secret ...

After a bruising divorce, headstrong Juliet Miller invests in a flat and advertises for a flatmate, little believing that in her late thirties she'll find anyone suitable. But along comes self-employed copywriter Hattie, raw from her own relationship split, and the two woman hit it off. When Juliet's twin brother Guy meets Hattie, he is overcome with a massive crush, just as his friend Steve develops the hots for Juliet. But being a shy, gentle giant, Guy communicates so clumsily with Hattie as to give her the opposite impression. Can he turn Hattie's affection for his family into love for him? And then Juliet makes a discovery, which will turn their lives upside-down ...