Ghar Ka Chiraag is a family romantic drama. The movie revolves around a wealthy businessman named Kumar (Rajesh Khanna), who lives with his wife Asha (Deepika Chikhalia), but the only thing missing in their lives is a child. Finally, Asha gets pregnant but has a miscarriage, which results in her death too. Later, Kumar dedicates his life to finance the school for needy children, and meets a college principal and his daughter, Kiran. Kiran is in love with Ravi (Chunky Pandey), a car racer. Unfortunately, Ravi dies in an accident and Kiran finds out that she is pregnant. Kumar agrees to marry Kiran and accept her child. Later, he dedicates all his time to raising the child, and ignores his duties towards his wife. Five years later, they find out that Ravi is still alive. What changes will Ravi’s return bring in their married life?