You’re hiding in George Weasley's dorm, under the bed, you were his girlfriend and you were Sirius Black's daughter, nobody knew you were George Weasley's boyfriend.

Nobody know you are here or that George have just had to frantically help you go under his bed upon hearing the knock on the door from his brothers, Fred and Ron, who then decides to stay for a conversation with George about homework, George was anxious of course..