Let's ask Fruit oh what to do?

She marries an Italian American fella. Now they have a daughter together.
It's a wonderful start of a beautiful family. But now finds out that he has a
brother that's heavily involved in the Cosa Nostra. The young girl doesn't
know about him and he goes unspoken of in front of her.

Consigliere is a position within the leadership structure of the Sicilian, Calabrian and American Mafia.

How should they handle this situation?