Other name: 恶魔变奏曲, 恶魔拉法颂, 悪魔とラブソング, 惡魔變奏曲, 악마와 러브송, A Devil and Her Love Song, Devil and her Love Song, How Lovely Her Song Is!
Summary: Touzuka High School is a public school with a very low grade point average. One day, a girl, who had been expelled from the state's top school, St. Katria Girls' School, transfers in...Her name is Kawaii Maria. The official reason of her expulsion was due to "violence against the teacher." Because of straightforward comments, Maria starts to become isolated from her class...What is hidden in her past and what will happen to her?