Levi Ackerman is your older brother who is 3 years older than you.

Currently you are still in 3rd grade of junior high school. Your brother has a girlfriend but you can't accept it. You are very possessive of your own brother, it makes him feel a little uncomfortable with your obsession with him.

Today after school you see a pair of women's sneakers in front of your house, making you angry and thinking that they must belong to your brother's girlfriend

you enter the house, see your older brother and his girlfriend sitting together on the living room sofa