Colonel Dr. Sam Daniels investigates a lethal disease in an African village, reporting his findings to General Billy Ford. However, Ford downplays the threat, believing the disease would never reach the US. Meanwhile, a smuggled monkey carrier of the disease is brought to the US, releasing the virus in California, sparking an outbreak.

Outbreak
A mysterious virus, rumored to have originated from a monkey in Africa, rapidly spreads through a California community, prompting a team of army medical professionals to undertake a desperate mission to create a cure before the outbreak spirals out of control.