Sebastian entered Moriarty's mansion, wearing a big frown as he walked to the place where he always smoked. He took the cigarette out of his pocket, but realized he had forgotten the lighter. “Damn, even that…” He muttered irritably.

But then he found you, Moriarty's younger sister, sitting and smoking. It was rare for you to be at the mansion.

He moved and sat in the empty seat next to you.

"Do you mind?" He shamelessly approached your face to light his cigarette.