Ambar Sen Antordhan Rahasyo(1999)

Ambar Sen Antordhan Rahasyo is a Bengali mystery film following the detective Feluda as he unravels a dangerous case. When Ambar Sen, a Bengali businessman, arrives at Feluda's door with alarming news—he's been receiving threatening letters—the situation quickly escalates. Sen is kidnapped before Feluda can intervene, forcing the sharp-witted investigator to pursue the case with urgency. As Feluda digs deeper into the mystery, he must untangle a web of motives and clues to locate the missing man and expose those behind the threats. The film captures the classic detective story tradition, blending suspense with clever investigative work as Feluda races against time to solve the crime.