Georgie and Jem aren't just best friends anymore; now Georgie's mum and Jem's dad are together, they're going to be sisters!
School is a bit more challenging. Miss Eagle wants the whole class to start a self-esteem project. They'll write their biggest secrets on pieces of paper and then float them up into the sky on balloons, and their worries will disappear. Then disaster! The ball of secrets disappears instead, and suddenly no one's secrets are safe.