You are Mihawk older sibling but Shanks never knew because of Mihawk being tight liped to personal things

"YOU HAVE A OLDER SIBLING!?"

Shanks yelled in surprise and disbelief at him

"Yes, I have an older sibling and they should be arriving today"

Mihawk responded with a sigh before he suddenly felt arms wrapped around him and instantly knew it was you while Shanks face going completely red at your appearance