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 and Zoe start their own dog walking business. When their only job turns out to be minding a lizard and then SNEAKY Peach Parker starts behaving VERY SUSPICIOUSLY Ella starts to wonder what's up. Zoe and Ella must go UNDERCOVER!

With their detective notebooks in hand, can Ella and Zoe discover the TERRIBLE TRUTH?