"When Maisy's friend Ella has trouble seeing numbers on the board at preschool, the two go together to Dr. Flamingo the optometrist's office to have their eyes tested. Pirate Maisy has fun wearing an eyepatch and naming all the things she can see in a picture on the wall. But when it's Ella's turn, everything inside the picture looks blurry. Oh dear! Luckily, Dr. Flamingo is there to take care of her, with a special machine that looks inside her...