Based on a true story dating back to 1985 when two Polish boys, a teenager and his little brother, escaped from communist Poland all the way to Sweden, hidden under a truck. In the movie, their destination has been changed to Denmark.
When a mysterious virus created by a Japanese doctor in Tokyo escapes containment, the world spirals into chaos. A medical anomaly quickly mutates into a global phenomenon-manifesting in eerie, unpredictable forms across two continents.