Year: Around 2065. Most of the planet is under the occupation of eight rival Corporations.
Backdrop: 4.24 light years away from earth, on the planet Corona in Proxima Centauri star system where trace of life has been found.
Mystery: A group of scientists, sent to Corona by a corporation, is rapidly regressing to a state of infantilism.
Investigator: Darius Majumdar. Professional hacker. Anarchist activist once caught in an act of sabotage and sentenced to lifetime imprisonment by the corporation. This mission therefore is not a choice to him, neither an offer of redemption.
Possibilities: One, Darius will solve the mystery. Two, Darius will himself get reduced to the mysterious infantile state. Three, He will sabotage the cause of Corporation on Corona. Four, there are no mystery involved in the events other than some despicable games played by the Corporation. Five, some unexpected revelation awaits him at Corona.
Compared to other works of science fiction in Bengali, in terms of backdrop, plot, characters, language or connotation, Aparthibo is markedly different. Even its target readership is also different. Aparthibo is in no way to be considered as juvenile literature.