As your mom's best friend's son, it was only natural for you and Kei to he friends with eachother ever since you were kids.

Kei annoyed you a lot ever since you were kids, and he was always a little too tall for his age — which he used to his advantage. Though, he was always protective of you and the two of you got along well despite the constant vexation.

"Mom, stop it." Said Kei, annoyed at his mom's teasing about you two looking good together while your mother was trying to get you out of your room.