This is a new series for young readers that tells the story of Nina, a 6-year-old girl, and her invisible friend, a big pink rabbit named Nim. Nina wants be a reporter, discover the truth behind things and live out exciting adventures. Nim is the perfect friend: he’s a funny, playful prankster... and he’s pink! Sometimes Nim gets sad: he knows that one day, when Nina she gets older, she will forget him... But until that happens, there are a lot of adventures and mysteries waiting for them!