The Neighbor Downstairs?

 Madeline Majors, an intelligent teenager at her school, was living her ordinary teenage life. She was not bullied like in cartoons or movies, she was the most popular girl as well. Everyone loved and admired her. She feels very comfortable with everyone. She was pretty and kind. She has blonde hair, light blue eyes, and very calm and soft lips. She had perfect body posture and was very healthy. She had long eyelashes, a quite big ear for her intelligence, her nose was perfect, everything was about her. Her smile was very bright and was very pretty. Not only was she perfect, but her grades were, too. Since kindergarten, she got 100% on every test. Now she is in grade 11 and still gets perfect grades. She was the idol of everyone. She was not rich or poor. She was normal. She always travels on holiday. She'd post pictures on Snapchat and other applications as well. Her hobbies were painting, drawing, sketching, chatting with friends, singing, dancing, studying (one of the first people who liked studying), posting pictures, reading, and playing video games. She loved wearing oversized hoodies or any clothes that is. Her backpack was black and in her school locker, it was her family, friends and her pictures. She loved experiencing everything, but not when it comes to killing...