An aged Byomkesh Bakshi and a tale of his family. After 2 years of exile, one night 'Khoka' A.K.A Abhimanyu Bakshi surrenders in a police station declaring a murder. His son Satyaki initially accepts that fact but after his grandfather's suggestions he tries to uncover the truth and uncovers a grand conspiracy. Will he be able to find the 'satya' (truth) in time?