An orphan boy, Apu, who lives in a cardboard box on the streets of Bombay, discovers his home has been stolen and goes on a quest to find it. Fate leads him to Ravi, a teen with a passion for Physics, who takes him into his upscale home. Apu idolizes Ravi and is devastated when Ravi leaves to attend university abroad. Back on the streets, Apu must decide whether he wants to go back to being a nobody in a box or make something of himself, armed with nothing but a passion for physics.