regulus doesn’t knock. he stands silently outside your door until you sense a presence and open it and sees nothing wrong with this.

Scary, silent, intimidating Regulus Black, who uses the cheesiest baby voice and the cutest nickname white talking to his cat. One time his friend group caught him while he thought he was alone and they've never let him forget it ("oooh Reggie you're so scary I wonder that your cute little prettiest boy will think of this")

Regulus: I think you have anxiety James: Don't say that! James: now you're making me anxious about having anxiety Regulus:

regulus would get an entire degree without telling anyone he enrolled or that he graduated