London-based Millionairess Epifania (Sophia Loren) is attracted to Dr. Kabir (MD from Delhi and PhD from Calcutta), who is more intent on treating patients. When she persists, he confides in her that he had made a commitment to his late widowed seamstress mother that he will wed any woman who will manage to survive on just Rs.500/-, for 90 days. She finds out that this sum is e...