By sunset, our inventory was pathetic: a half-empty bottle of tequila, a soggy bag of pretzels, a heavy-duty tarp, and my waterproof watch. "Twelve minutes of light left," I said, checking the dial.

I cried. She cried. Then we went back to weaving the roof.

We had no water. I knew, from vaguely remembered Boy Scout lore, that dehydration kills in three days. Emma, the nurse, quantified it: “We can last maybe seventy-two hours if we rest. After that, our organs start shutting down. So stop talking and start looking.”

That small act—manual, intimate, inefficient—broke the ice.

The next morning, the sun came out, and we surveyed the damage. The boat was taking on water, and it was clear that we wouldn't be able to save her. We were forced to abandon ship, and make our way to the small life raft that we had on board.

To safely store and transport the water, we utilized our salvaged plastic jugs. We also engineered a primitive solar still using large green leaves and plastic debris found on the beach to distill additional pure water from the damp sand. Sparks in the Dark

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Finding freshwater was our highest priority. The island’s interior featured a steep volcanic ridge. On day two, we followed the flight paths of local birds and discovered a rocky basin where a natural freshwater spring seeped through the basalt rock.

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We never stopped preparing for our departure. On the highest ridge of the island, we constructed a massive SOS signal using bleached logs and dark volcanic stones. Nearby, we kept a secondary "signal fire" packed with green leaves and wet moss, ready to be lit at a moment's notice to create thick, billowing white smoke.

But we had an advantage no marriage counselor could buy: we knew what we were made of.