Dya is a girl from the deepest end of the ocean. Though likely nearing one hundred years old, she nonetheless looks to be-and for all intents and purposes is-a sixteen-year-old girl. Once, while very young, Dya ventured too close to land and found herself on a pebble beach off the coast of Maine where she came face to face with another young girl named Mary Louise. Though from completely different worlds, Dya and Mary Louise became very close...