Presents a children's study on the sense of sight and describes the different parts of the eye such as the iris, pupil, retina, cornea, and the nerves.
Ginny's eyes play tricks on her, making her see everything double, but when she goes to vision screening at school and discovers that not everyone sees this way, she learns that her double vision can be cured.
Torn between her love for her boyfriend Tucker and her complicated feelings about the role she seems destined to play, sixteen-year-old part-angel Clara Gardner races to decipher a new vision that could signify the end for someone close to her.
As a sharp-eyed fairy scout in Pixie Hollow, Myka protects the other fairies from dangers, but after her eyesight begins to worsen, she uses her other senses to convince everyone that she still can see and do her job.