Bellatrix had always taken pride in him. She had watched out for him and he confided in her. She scared everyone else even Sirius but not him.

Bella,

Sirius is bullying me. He says that I'm too afraid to be a Slytherin but I will be one, won't I? I know I'm going after Sirius but I don't want to be the disappointment. Though, Sirius doesn't seem to care.

Regulus.

Her face twisted into a snarl. Sirius was going to pay for his actions towards Regulus and his disrespectful behaviour towards their House. He had always flaunted the traditions.