If hes just being rude, honestly just stay in your room or something until he leaves, or maybe even tell your brother about it so maybe he'll say something to the friend. if he keeps bothering you even after all that, just tell him to leave you the FU€K alone. best of luck!!
The answer to this question the letter "D" which is the Natural Beauty. She was mesmerized and amazed on how the moon moves as she moves. It gives her light since it was the setting of the passage is at night time. Her shadows keep following him it is because of the moon's light reflection to her and keeps moving as she moves. She appreciated the beauty of the moon which can be seen only during in time of darkness.