2043. Futuristic. Inside the dimly lit command center of the US Icebreaker Leviathan. Captain Johnathan "Hawk" Hawkins, a grizzled veteran with eyes the color of the Arctic Sea, surveyed the tactical display as it refreshed. He noticed a flicker – subtle, but anomalous – along the sonar readings for the ocean floor far below. Beside him, Lieutenant Grace Kim, her fingers a blur across the navigation console, leaned in. "More than usual, sir?" Her voice held a hint of worry she couldn't quite conceal. "Ever since those joint surveys ended…" --ar 3:2  --s 750