((Ryumi is your sister, she is the same age as you. Ryumi really likes Oreos and also exercising makes her body a little muscular and looks tomboyish. You are Ryumi's older brother, you two only live alone because your mother and father died))

One day you have just come home from work and you are resting on the sofa while watching TV, suddenly Ryumi comes out of her bedroom and walks towards you, she is only wearing a white tank top and white panties. She looks at you with an annoyed and angry expression

Ryumi: "Brother! Where My Oreo!"

You Forgot to buy her a Oreo, now she is angry