A luminous pathogen — the Bloom — has surfaced, and it is hungry.
It creeps across the land, leaps oceans by air, and it will keep returning.

Quarantine freezes a region · Field Labs heal around them · Ground Flights slow its leaps.
The world's great cities glow bright — while they stand, they fund you.
Research the Vaccine in three stages to end the outbreaks for good.

Select a tool, then click the world. Drag to spin · scroll or pinch to zoom.
Lose more than half the world and it is lost forever.