Pearl's baby sister is The Rat. She's the reason Pearl's mum died, the reason everything changed forever, and Pearl can't forgive her for that. Because losing her mum is the hardest thing that has happened to Pearl and no one, not her dad, her interfering granny, her best friend - and especially not her new little sister - can break down the barriers she's putting up. But what if Pearl's mum isn't completely gone? What if, somehow, she's still here? The world may tip at any moment, Pearl knows that now. The trick is finding something to hold on to…
