The story focuses on five friends at the Madras Institute of Technology, who want to remain friends and hope to join the same company after graduation. During a vacation, one of the friends, Ilango, goes home, where he is forced to get married to his rustic cousin, While their dream to work together becomes true, Ilango alone gets a transfer to Bombay. The friends force Elango to visit his wife before leaving for Bombay and put him on a train. But Elango manages to get off the train and from there loses touch with his friends and family in the village. The friends part and six years later, two of the five come back to join the two girls in Chennai. On the train in the journey back, Prabhu, one of the friends, and Ilango's wife Eashwari meet each other. Prabhu falls in love with Eashwari without realizing who she is.

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