Koushik Mitra, an engineering graduate is desperately looking for a job. As a result, he chooses taxi driving as his profession. Accidentally he gets involved in a mystery at Ramchandrapur. The invention of late Mr. Chatterjee is owned by her daughter Sujata and Mr. Agarwal, a reputed businessman. However, Mr. Mahapatra, a politician has his eyes to steal that formula. Koushik later comes to Ramchandrapur to help Sujata but finds difficult to tackle the situation. Suddenly Sujata meets Mr. P K Basu, a well experienced Barrister. The sudden death of Mr. Agarwal brings a twist in the tale where Koushik gets accused of a murder. Sujata tries to save Koushik and takes responsibility for the murder. In such suspense, Mr. Basu takes a stand for them and shows and helps them to solve the mystery.
