Sinners (1990)

It's all about love in a small Italian neighborhood in New York. Geno, a painter lives with his sister, Sophie and is desperately in love with her, but he is too shy. Alfonso, his brother is a priest and madly in love with the local whore, Mona. Their cousin, Nino is married with a sadistic wife, Francis. Is it safe for Nino to cheat on his wife with his cousin, Sophie if her brother walks around with a magnum 357 and if his hobby is to blow up cars?