Gotland has been affected by bird flu, and under the leadership of Deputy Commissioner Maria Wern, all resources have been invested in mapping and limiting the infection. The only known drug has been shown to be ineffective, and as more deaths occur, panic spreads. Everyone is looking for scapegoats, neighbors become each other's worst enemies, and people are chased from house to house. Maria also has a hard time maintaining the professional overview, because her own son is also affected by the disease. (thetvdb.com)