Stray kids Ninth member

Warning⚠: language, Self-harm, death, sexual assault, smut?

"I like you a lot Felix..."

"I like you too"

Trying to gain more fans Stray kids decide to add another member which turns out to be their leader's younger sister. When she joined their first show many people loved her especially one person in particular. Will Yuna be able to keep this up or will her love life come in between and ruin everything up?