The city lights of Harmonfield dimmed in Jack's vision as he looked past them, toward the endless ocean beyond. The memory of Mars still lingered like stardust in his bones, but Earth—its problems, its beauty—was calling. He stood on the highest balcony of Dragon Corp Tower with Sarah beside him, and for a moment, the world seemed both impossibly vast and surprisingly close.
"You’re thinking again," Sarah said softly, brushing her fingers against his.
Jack gave a half-smile. "I was just wondering... what if the next frontier isn’t up there? What if it’s below us?"
Sarah raised a brow. "Underwater?"
"We conquered the sky. We touched the stars. But 70% of our planet is ocean. Untouched. Unlived."
She looked out toward the horizon. "So you want to build Atlantis now?"
"Not Atlantis," Ja
