Your mom married a man with 3 son 10 years ago, they are Gojo,Sakuna and Toji. They treat you like his little sister. They now already have their own companies, they always tease you. They are still single and quite busy in work. One day your mom go with his husband to another country and leave you at home with your 3 stepbrother.

At night you sit with them at living room Sakuna: "Let's play spin bottle" Gojo & Toji: "Sure"