Nobody taught her the way back, she's known it since before she had a name for the ocean. The light in the water isn't for her benefit, but she moves through it anyway, unhurried, up past the tideline to keep a promise she never made out loud. A few others are already ahead of her, leaving the same glowing trail.
A quiet beach at night, the shoreline glowing with vivid electric-blue bioluminescent waves, each breaking wave and retreating tideline lit with thousands of tiny glowing points of light. A large sea turtle has already crawled up out of the surf and is making her way steadily inland across the dry sand ...