The abrupt passing of his uncle leaves budding lawyer Abir in charge of his ancestral land. Accompanied by his good friend, philosopher, and guide Subarna Sen, aka. Sona da, Abir visits his ancestral mansion to figure out that his uncle has left behind for him a series of clues to unearth the treasure of Mughal prince Shah Suza. Jhinuk, Abir's childhood friend, joins them in the quest. Soon, Abir Sona da, along with Jhinuk are captured in a web of mystery and deceit.