is a critically acclaimed Bengali investigative thriller series directed by Indranil Roychowdhury. The story follows a complex murder investigation that peels back layers of social class, human psychology, and dark secrets within a suburban setting. File Metadata Breakdown Chhotolok : The title of the series. 2023 : The release year. Bengali : The original language. S01 : Season 01. 1080p : High-definition video resolution ( ZEE5 : The original streaming platform (OTT).