Introducing Hillol Bose is the opening of a new detective series with Mr. Hillol Bose, as an 'unprofessional' detective and his friend Dr. Pranjal Das. The Adventure of the Saints and Savages is the first vella which corroborates a string of grotesque events in the mysterious Sundarban forests. The complex geography and mystic biodiversity of the heavenly devilish swampland appears to be in synchrony with the diabolical plot. The story has witnessed murder, smuggling, illegitimate relationships, Royal Bengal tiger, human bait and the mastery of Hillol Bose in unveiling the sensational truths. Besides, this is a short travelogue too. The second story The Sensational Case of Dr. A B Biswas narrates the chronicles of a scientist Dr. A B Biswas, who was alleged long back for stealing scientific ideas from his genius colleague and earning worldwide reputation. The story documents the horrifying experiences of Pranjal, the fate of the scientist, the convolution of events involving his daughter and her boyfriend and of course the authority of Hillol Bose in shaping the matter finally.