The latest in this round is the Purulia arms drop. Clearly, in an increasingly belligerent environment, to be forewarned is to be forearmed. Kasturi, associate editor of the Indian Defence Review and a defence contributor, has tried to remove the veil from the country's top agencies—IB, RAW and military intelligence (MI). The book doesn't reveal the underbelly, but it does explain the intelligence structure, something rarely discussed outside the hallowed portals of South Block.