Bobby (Suresh Gopi) comes to high range as a helicopter pilot working for Robinson (Sreenivasan). His job is to spray copper sulphate (thurisu) in the rubber plantations. He is assisted by Venkidi (Manian Pillai Raju), Nandu and Indrans. He faced some resistance from local workers like Chako (Jagathy Sreekumar). He also had to save Robinson from many troubles.