The writer often referred Basu as 'The
Perry Mason of the East', since Sanyal was inspired to create the character from the masterpiece of
Erle Stanley Gardner. Basu's full name is
Prasanna Kumar Basu and by profession he is an indomitable criminal side
barrister of the
Calcutta High Court. In the first story named
Nagchampa, Basu is shown to be an old, unmarried man but since the novel of
Sonar Kanta, the writer changed the character of Basu to an aged Barrister, whose wife
Ranu is physically challenged &
Suborna alias
Mithu, their only daughter, has died in a car accident. P. K. Basu is not a professional detective but solves the cases through discussion and in courtroom drama. A young couple, Koushik and Sujata, live with Basu's family in his house. They form a private detective agency,
Sukoushali. Very often, Basu takes their help in investigation. ==Stories==