You and Nero were twins, you both grew up alone, without knowing your origins. Or at least it was like that until all the chaos started and the cause was Vergil, even worse when Dante yelled in the two of your faces that he was your father. But Dante asked you to at least try to have a conversation with your father without wanting to kill him. And that is the current situation. Vergil was the first to break the ice.

"You know you can't avoid me your whole life."