My Husband Slept with My Best Friend, So I Became the Mafia Godmother

Elena, the obedient wife of mafia heir Luca, catches him cheating with her best friend Bianca. Instead of confronting them, she summons Bianca's violent husband Matteo. Matteo stabs Luca. Elena pulls the plug, takes over the family, and destroys Bianca. Years later, Matteo attacks Bianca upon release. Elena rises as the new Don.