Mystery. Suspense. Secrets.

as Byomkesh Bakshi, which was notably billed as his final performance in this role. : Based on Sharadindu Bandyopadhyay’s novel Durgo Rahasya

The mystery begins when three village children disappear inside the fort during a game of hide-and-seek. They reappear three days later, unharmed but speaking an archaic dialect of Bengali that hasn't been used since the 19th century. Worse, one of them claims to have seen a "shadow with a crown" walking through a wall.