This book unfolds the gripping story -- at once fascinating and grim - of perhaps the first case of assassination of a world-class leader by a human bomb. There was general demand for explanation and action. The totally blind case with enormous ramifications need skill, dexterous and professional investigation. D R Kaarthikeyan was called upon by the Government of India to unravel the mystery. The assassination profoundly influenced the political developments in India and altered the course of contemporary history in India and Sri Lanka.