Byomkesh, fresh out of college, agrees to investigate the disappearance of Bhuvan, a chemist. Assisted by Bhuvan's son Ajit, Byomkesh links the case to a larger conspiracy that will unsettle Calcutta. Sushant Singh Rajput, Anand Tiwari, Neeraj Kabi, Swastika Mukherjee, Meiyang Chang, Divya Menon, Mark Bennington Added on Amazon Prime 2020-09-18.