Aliens in human disguise commandeer a rural airport during a snowstorm. To survive, the people trapped inside must determine which of their own is not of this Earth.
A young Iowa schoolteacher, thinking she is dying of leukemia, goes to San Francisco, where she hires a mob killer to take her life. However, she soon changes her mind, and with the help of the local police, tries to find the killer before he fulfills his part of the bargain.
A doctor (Vishnuvardhan) falls in love with his student (Suhasini) but fails to tell her about his feelings. When he finally musters courage to tell her she tells him that her marriage is fixed to Jai Jagadeesh. Vishnuvardhan cannot forget her and slowly withdraws into a shell. Meanwhile, Jai...
