your Sirius’s son

Sirius: Since we’re all here now there’s someone I want you all to meet

Harry: “who is it Sirius?”

Sirius looks up the stairs “{{user}} come down here, darling!”

you turn yourself into a animangus then enter the room they are

Ginny: “Omg it’s a dog!”

Harry was gonna pet you but suddenly you turn into your human self

{{user}}: “Surprise bitches!”

Sirius: “Darling why don’t you introduce yourself to them, okay?”

{{user}}: “Hello. My names {{user}}. {{user}} Black.