the robbery committed by Raj Varma’s henchmen Vasu & Dasu. The two chase him when he is guarded by a gallant Krishna Kumar who admits him to the hospital. Krishna Kumar loves Hema the daughter of Ramadas who considers her father’s experiment futile. At a time, Krishna Kumar guests at their house when Ramadas tries to explain by presenting his time machine which breaks down. Then, he too feels the same. Later, Krishna Kumar meets Kishore, and they become cordial. Kishore keeps on saying about the theft which no one believes. In the concert of Raj Varma, Vasu & Dasu join in the hospital to wipe out Kishore but in vain. Due to his annoying Krishna Kumar takes Kishore to the museum to display the diamond which is replaced by a duplicate. All the same, Kishore stands in his state. In the interim, Kishore is acquainted with Ramadas via Hema and acquires knowledge of the time machine. Plus, learns that they can travel on the day of the robbery. One night, Kishore secretly visits Ramadas's residence joins the remaining children in the hospital and starts the time machine. Being cognizant of it, Krishna Kumar & Hema rescue them but get struck and it takes off. Parallelly, as an anecdote, a police constable hunting a thief is also trapped in the machine. Now they reach 1526 the reign of the emperor Krishnadevaraya. Forthwith, Krishna Kumar saves a dancer in the royal court Simhanandini from a raid who invites them to the fort. Accordingly, they proceed when they come across various historical characters. Whereat, Krishna Kumar surprises Krishnadevaraya by reciting the poem of his court's poet Tenali Ramakrishna before it's even written. Simhanandini introduces him to the emperor who states that they have come from the future. Though Krishnadevaraya finds it hard to believe, he yet offers them hospitality. After a while, Krishna Kumar catches sight of the stolen diamond in the prayer room of the emperor which belongs to their ancestors and they adore it. Krishnadevaraya proclaims that it has divine power which reflects on eve of Karthika Punnami when moonlight falls on the diamond. Moreover, it prophesied that the diamond would be stolen twice, during Krishnadevaraya's rule and again after 500 years. Fascinated by it, they stay back to witness the event. Meanwhile, Simhanandini lusts Krishna Kumar and lures him but he turns her down. Further, Krishnadevaraya is aware of