Warning: You are about to read my utterly biggest secrets. Can I trust you? OK then. I'm Ella, and this is my diary. Ella is staying at her best friend Zoe's house for a whole week. The girls are sure everything will be perfect. But Zoe's bedroom isn't quite big enough for all of Ella's stuff. And Zoe seems to be obsessed with horse toys, which makes Ella feel like her head will explode! Will their friendship survive the week?