Eli set the phone on the table and replayed the dawn footage in silence. Nora watched more carefully this time. The white shape did not fan outward like ordinary foam. It held a narrow line, wavering yet steady, as though it were following something laid beneath the surface.
Near the end of the clip, that pale line bent toward the old reef and narrowed further before the water began turning in a slow, dark circle. The image trembled there, then caught the black shape lifting briefly through the center, thin as a post or an arm.