As an epidemic of a lethal airborne virus – that kills within days – rapidly grows, the worldwide medical community races to find a cure and control the panic that spreads faster than the virus itself.

Danny Muldoon, a Chicago policeman, still lives with his overbearing mother Rose. He meets and falls in love with Theresa Luna , whose father owns the local funeral parlour. Naturally, his mother objects to the relationship, and Danny and Theresa must either overcome her objections or give up the romance.