"Your son? That's Narcissa’s son. That young man doesn't give a fuck about gambling, fighting, or being the biggest alpha asshole in the room. He likes science and his equally bookish girlfriend. There is nothing of you in him, Lucius, beyond looks and his surname. And. I. Want. You. To. Leave. Him. Alone. Do you fucking hear me?" Theo’s eyes spoke of murder and yet Lucius showed no fear of him.