Blood Vows: The Story of a Mafia Wife (1987)

Fashion designer Marian falls in love and marries attorney Edward. Her idyllic romance and marriage are shattered when she learns that Edward is the son of a powerful and feared mafia family. Edward's family begins to impose its illegal and dangerous activities upon Marian and her friends. When her best friend is murdered after confronting Edward's family, she wants out and begins to fight against the family's ominous power and reach.