Yeast -

The plan was "Project Toaster." Every thermal vent on the ocean floor was opened, and every solar-concentrator satellite was aimed at the North Atlantic. For three days, the horizon glowed a deep, golden brown. The smell was heavenly—a toasted, nutty aroma that filled the lungs of every human on Earth.

Dr. Aris Thorne had designed it to solve world hunger by creating "ocean bread," a self-rising kelp dough that could grow in the Atlantic. But Aris had been too successful. The yeast didn't just grow; it thrived. Within months, the harbor of New York smelled less like salt and diesel and more like a warm brioche. The plan was "Project Toaster

Aris sat in his lab, watching satellite footage of people walking across the ocean. Enterprising teenagers were literally skateboarding to France. But the atmosphere was thickening with CO2, and the world was getting uncomfortably warm, like a giant proofing drawer. "We have to bake it," Aris whispered to his assistant. "The ocean?" she asked, eyes wide. The yeast didn't just grow; it thrived

The year was 2042, and the "Great Rise" had begun. It wasn't an alien invasion or a robot uprising; it was a runaway strain of Saccharomyces cerevisiae —brewer’s yeast—engineered to survive in high-salinity seawater. "The ocean?" she asked

Should we delve into the between the "Crust-dwellers" and the mainlanders, or perhaps explore the giant seagulls that evolved to eat the world?