Plot synopsis: A young engineer, Anvar Timbikov, joins the trust headed by Arslan Gubaidullin. He is the son of Karim Timbikov, Arslan's teacher and rival, and the woman he loved throughout his life. This meeting prompted Arslan to reminisce about how, in the 1950s, after serving in the army, he came to work at a drilling rig. He witnessed the development of Tatar oil. A large modern city has grown on the site of the village... Now, Anvar will continue his path and his work.