There are many myths surrounding Narendra Modi's extraordinary rise from a humble tea seller, but how much do we really know about the life of this enormously influential man? There are stories of his association with a supposed paramilitary volunteer group, a secret marriage, and questions over how he has handled India's deadly religious tensions. In this seven-part series, launching on March 12, the ABC's South Asia correspondent Avani Dias travels around India in search of answers about who Modi is and how he has shaped the world's most populous nation.