Sky with No Stars (1972)

Heshmat runs the factory of his wife who has a heart disease and is unhappy with his wife's decision that after her death his property will be handed over to his sister Fereshteh. In the absence of his wife, Heshmat tries to attack the sanctity of her gaurdian angel, but the angel hits him on the head with a statue and runs away thinking that Heshmat is dead. Fereshteh decides to drown herself in the river, but Amir, who works in the Heshmat factory, saves her.