Anna is a young, single mother whose bold personality and twisted sense of humor leads people to either love or hate her. Carol, a family therapist, decides to love Anna, and wants to help, but inviting this reckless young mother and her three sons into her life ends up being a lot more than she bargained for.

A man-made virus, 'The Killing Strain'-- an out-of-control swine flu-- turns infected humans into raging monsters. As it rapidly spreads, a group of uninfected survivors must make life-or-death decisions before the U.S. military firebombs the area in a desperate attempt contain the contagion. The survivors are unaware that the virus has already reached their group-- by infecting one of them-- and now the merciless metamorphic process has begun.

America has created the perfect weapon; A weapon out of control. Our only hero is a Scientist and cheerleader. Science will never be the same.