The film depicts the life of a truck driver Sucha Singh and his wife Balo. Balo has to get Sucha Singh's food ready every day, walk a long distance through the fields and wait for him on the highway as he drives past the village. He leads an independent life, playing cards with his friends and spending time with his mistress, and comes home only once a week. However, he expects his wife to play the traditional role of a devoted wife. One day Balo gets late, trying to save her sister from the advances of a lecherous villager. Sucha Singh is angry, and drives away without his food. She decides to wait for him until nightfall.

Mrs. Iyer and her infant son are traveling to Kolkata with the help of photographer Rajah. When religious tensions flare up and the bus travelers become stranded under martial law, she makes a choice to save him that entwines their lives.