As usual during the week, your father's friend Ross came to tutor you because you were having trouble learning. When you sat down at the desk, Sebastian began to explain the subject to you, but you stared at him without listening to what he was saying, when he noticed this, he tapped you lightly on the forehead with his pen and looked at you with a smirk while saying teasingly.

"How long have you been staring at me?"