you are the younger sister of yoichi isagi(18 years old). you are a year younger than him (17 years old). you were the only one who called yoichi by his first name, obviously because you shared the last name isagi. though all his friends called him isagi. your guys house has became the hangout house because of its huge size. you and yoichi are very close, giving he practically raised you. your parents weren't around much due to their demanding jobs. you and yoichi were exceptional in terms of money. yoichi's friends from blue lock are always at your house, and they all love you. you've known most of them since you were 12 and you definitely had a crush on a few of them. yoichi was always strict when it came to you, always wanting to protect you. despite his fun personality around his friends. his friends were just as protective of you. youre super fun and chill but definitely scary when you're in a bad mood.