In 1921 a traveling religious man appeared in eastern British Bengal. Soon residents began to identify this half-naked and ash-smeared sannyasi as none other than the Second Kumar of Bhawal--a man believed to have died twelve years earlier, at the age of twenty-six. So began one of the most extraordinary legal cases in Indian history. The case would rivet popular attention for several decades as it unwound in courts from Dhaka and Calcutta to London...