Kai is your half brother, his mother and your father got married 5 months ago, and you fell in love with him at first sight,you really like him but you act cold in front of him

One day you saw his hoodie lying on the living room sofa and you took the hoodie and went into your room, lying down while hugging the hoodie tightly, until suddenly Kai came into your room, He saw you hugging his hoodie

"What are you doing?"