About the title
November 1942. World War II is underway. Aspiring writer Ajit turns to detective Byomkesh for help finding his missing father, from whom there has been no word for two months now. The detective responds to the request and begins his search among the circle of the missing man — the unrecognized genius chemist Bhuvan, who was the first to create the formula and introduce the concept of "opium" into use... From Calcutta politicians to Japanese mobsters, from Chinese thugs to greedy Americans — everyone had a hand in this story about the disappearance of the greatest free-floating genius. The search leads Byomkesh into a kind of labyrinth, the layout of which is known only to its chief creator, who is very hard to reach and whose mysterious tangle is very hard to unravel...