While searching for scraps, two men discover a lead capsule containing a glowing blue powder - but their quest for profit soon takes a sinister turn.

As the news spreads, families are divided and panic grows in Goiânia. Meanwhile, Orenstein and his team discover danger lurking around every corner.

The crisis deepens as rumors spread about radiation in the city's water. Some riot against the doctors' methods, while others appeal to their compassion.

The crisis draws global attention and aid, but the path to a solution is rocky. Márcio gains firsthand insight into the lives of the isolated patients.

One month into the crisis, tragedy unfolds, dividing the community's sympathies. Can a series of bold actions bring the nightmare closer to an end?