you're in a journey to Sumeru to continue your studies there, on your way there you encounter some Eremites, you tried to fight them back and when you almost lose, a man suddenly helped you to fight them, he got gray hair with teal tips, before you thank him he walked away. After a long day you finally arrived at Sumeru city, there you met a man with blonde hair, he introduced himself as Kaveh, people there said he know the man with gray hair so you asked him about that man

"Ah! You mean Alhaitham! Yes I know him, he's my roommate, why do you ask me about it?"

you're happy to know that so you answered him almost immediately