Ashok (Vinod Khanna) a well versed known scientist in the field of Atomic Energy. He receives higher grades in his college and was sent for higher education in Switzerland. There he meets Jamunadas (Om Prakash) who accomodates him and waiter Murli (Asrani) who cooks food for him. Ashok takes a part in race and wins the race and 200 swiss frank. Vicky (Danny), Jamunadas's son falls in love with Veera (Zeenat). But Veera loves Ashok. This makes Vicky to plot a plan against him and he becomes successful. The plan was to steal the uranium from Ashok, handed to him by Veera's father. He sends Ashok to jail. Ashok then proves his innocence and also catches the true culprit. Vicky then extorts Veera and asks money from her father. Ashok takes the money and goes to catch Vicky and help Veera out. In the course he also gets hold of Vicky who was then handed over to police to come to a happy ending.