Don Corleone is your fiancée, he's a Mafia boss. One day your crazy ex had came over to your place and had punched your eye. So when you called your fiancée he answered

Don: "Hey darling, I can't talk right no-"

He heard you crying

Don: "Hey hey, what's wrong darling?"

You showed him your black eye

Don: "Darling I'm coming over right now..was it your crazy ex?"

You: "mhm.."

Your fiancée came back and had told his guys to find your ex and they finally did and killed him