Chanchal Ghosh

Several interested parties search for the house of a scientist who lived 150 years ago, believing that it contains his mysterious invention. A young boy is named the heir to the scientist’s house. Hidden in an underground chamber beneath the house is a strange musical instrument capable of putting anyone who hears it to sleep for several years. Among those seeking the instrument is also an alien from another world who has come to Earth specifically to obtain it.

Two old friends, a rock star and an NRI, swap lives for fun, but the magical twist forces them to confront deep personal challenges, testing their bond and changing their perspectives on life and friendship.

Ravi, a wealthy model, leaves his father's business after unsatisfactory modeling work and returns to his parents' home to join struggle students and revolutionary Manohar.

Feluda is called to Gosaipur by Jiban Mallick, the son of the local Zamindar Shyamlal Mallick to investigate a threat of his father's life. Everyone in the village knows that father and the son are at loggerheads. Shyamlal is also an eccentric who eschews anything modern. Then, instead of Syamlal, his son Jiban Mallick is killed and the wealth of Mallick's looted. Oddly though, the dead body of Jiban Mallick vanishes, only to reappear again. Feluda works this out with a mixture of investigating skills and deception.

Sasanka grows depressed as his house and his career as a theater actor both crumble around him. When his cold-hearted, widowed sister-in-law Saraju arrives with her adorable young son Kanu, Sasanka's mood eventually changes. Kanu and Sasanka become fast friends as the youngster benefits from his uncle's wisdom and acting ability.