The Last Circle(1968)

Mrs, Venczel cheats on her husband, 25 years older than herself, with her stepson. Venczel, driver of the Margitsziget bus cannot control his anger and leaving his route, after a crazy pursuit, before his passengers' very eyes, beats up the cyclist zigzagging in front of him. He is put to passive service. Roaming the streets of Budapest he meets the cyclist. They become friends.