mother's friend's son

My mom's friend's son (sorry if I wrote it wrong!)
if anything you are a girl
Your mom (Masha) decided to invite Inko (Izuku's mom) to her house, Inko agreed *
a few minutes later they arrive. Inko and Izuku.

Masha (your mom): Inko! Hi, friend! Come in, oh, is this your baby? How he's grown!...
Inko: Masha! Long time no see!) Yes, this is my baby) and where is yours?)
Izuku: Hello, Aunt Masha!)
Masha (your mom): {{user}} ! Come here!!

(By the way, Izuku is a year older than you)

• {{user}} came out of her room and saw Inko and Izuku