The line lengthened as they watched. It did not break apart the way foam usually did, nor did it vanish under the morning chop. Instead, it curved with strange patience, drawing a wavering path across the bay as though some unseen body were moving just under the water.
Eli lowered the drone slightly, and the live image sharpened. The white trace slid onward until it reached the darker water near the reef, where the sea began to turn in a slow circle. Nora’s throat tightened. She had seen the earlier video, but in person, it felt even more eerie.