The authorities led by Dennis Hyland wants to quarantine every 4400, as several of them are sick with the same as Maia. Hunted by bad conscience Kyle somehow contacts Marsden's girlfriend.

Christie Wilkes, Colleen Winton, Harris Allan, J. Douglas Stewart, Keegan Connor Tracy, Ken Jones, Maria Dimou, Nicolas Von Zill, Peter Benson, Tom Verica, Valerie Sing Turner