Spectra is a thirteen-year-old that wants to be a ninja or a wizard. She loves adventures! Unfortunately, she is grounded. Like that would stop her from sneaking out of the house. It's October, and her small hometown of Ivv is enveloped in a persistent fog that is making everybody cranky. It is unbearable. Spectra decides to remove the fog, no matter the danger. She searches for the Magic Sled of Nir. Her quest leads to strange places beyond Fourier Woods. Filled with intrigue and insight, Spectra and the Magic Sled of Nir is not only an elaborate allegory for Optical Coherence Tomography, it's a thrilling fantasy adventure!