The drug was supposed to save humanity. It did something else.

When pharmaceutical titan Caelum released Seraphin, the world rejoiced. Promising perfect health, superhuman strength, and a better tomorrow, it quickly became a global staple—added to food, drink, even government rations.

Then people started dying.

Now, in the silent ruins of civilization, Gabriel lives alone with the only thing left to talk to: an AI companion on his phone. With humanity nearly extinct and the clock ticking, Gabriel begins a journey across the desolate remains of a world that tried to make gods out of mortals—and paid the price.

But some records still remain. Some truths refuse to stay buried. And some experiments don’t end when the world does.