Celluloid chronicles the life of J. C. Daniel, the pioneer of Malayalam cinema, whose passion drives him to create Vigathakumaran, the region’s first film. Facing social prejudice, financial ruin, and personal loss, Daniel’s struggle for artistic recognition becomes a moving tribute to the birth of cinema in Kerala.

David is an orphan who is abandoned outside an isolated church on a tea plantation. He is rescued by Father Gerald and grows up to be a smart and pious boy under the tutelage of the priest. But David has a problem: he gets nervous and gets nose bleeds whenever he is surrounded by people. He has to drop out of school because of this but he is a genius and displays an astounding expertise when it comes to creating machines. After the death of Father Gerald, David becomes alone in the world. Sunny who is a planter and a failed businessman discovers one of David's creativity and reaps a fortune with that. The story of weak and strong starts here.