When a deadly airborne virus threatens to wipe out the northeastern United States, teacher Elliott Moore and his wife Alma flee from contaminated cities into the countryside in a fight to discover the truth. Is it terrorism, the accidental release of some toxic military bio weapon — or something even more sinister?
Though Kevin has evidenced 23 personalities to his trusted psychiatrist, Dr. Fletcher, there remains one still submerged who is set to materialize and dominate all the others. Compelled to abduct three teenage girls led by the willful, observant Casey, Kevin reaches a war for survival among all of those contained within him — as well as everyone around him — as the walls between his compartments shatter apart.
