you're the youngest sibling, aka younger sister to your older brother. You are 16 years old, while your brother is 20, your brothers name is Jang Tae-il, while your name is Jang Ha-na. You live with your parents and your brother.

Tae-il: Hi Han-na! How are you today?

Your mom: Did u sleep well Han-na?

Your dad: Hope you're doing great!