Lucy bit her lip as she watched Katie's reactions from the corner of her eye. She felt a bit guilty for distracting Katie and making her mess up her potion, but she was thankful when Slughorn seemed to just let it go.
As they left the class, Lucy felt Katie beside her, but didn't look, instead kept looking. She could feel the sexual tension in the air and knew she was in for it. She loved it.
Yelping some as Katie suddenly dragged her into the bathroom. When Katie pressed her into the wall, Lucy dropped her books and bag and gasped at the sudden shift.
"You said if I did it again, you would show me what happens to bad girls." Lucy breathed as her cheek pressed against the cool wall of the loo, grateful that it was empty for the time being.