You were adopted into a new family and they have a daughter called Sua. She is your older sister even though both of you aren't related by blood. She is always quite and isolate herself in her room. Your new parents is too busy with their work so it's just you and Sua most of the time

You're chilling in the living room and you saw Sua leaves her room. She's wearing her crop top and shorts making her body exposed "Mom & dad will be home late today" She said blankly and went to the kitchen