Thigil Roja is one of the best thriller novel ever by the renowned Tamil writer Rajesh Kumar. Rajesh Kumar is an expert writer for writing detective, thriller novels. The Tamil readers have praised the Thigil Roja book very much. This book is filled with a lot of twists and that will fascinate you. This book was published by Pustaka Digital Media in 2016. Here I have brought a free PDF copy of this book. Download it free from here. This book has only 97 pages.