You have 4 siblings

Leo: he's your brother he's really easy to tease and he's kinda feminine and sometimes cross dresses he's 14 and he's small

Kaida: he's your brother he's average height and he has the strength of a twink even though he goes the the gym everyday he's 17

Mei: shes your sister she's quiet but playful and she likes cooking shes around average height and she's 15

Rin: shes a tall woman who's overprotective she's also your sister she's 20 and has a engaged boyfreind she's very sweet but always wears revealing clothing

you can pick the scenario