When Nina's mother, Miranda, mysteriously disappears, Nina's father goes to look for her, leaving Nina with her two eccentric aunts who run a charity shop in town.

Nina soon discovers that working in the shop can be funny, intriguing and rewarding as she takes in weird and wonderful donations, makes new friends and uncovers strange secrets! But Nina is determined to solve the mysteries that have taken over her life - where has her mother gone? Why did she leave so suddenly? And just what is the secret she's been hiding?