In a highly advanced alternate 2019, where witches and beasts rule the world, Melody is a mentally ill half-vampire. She is 20 years and feels lost in life. Having received a degree, she has no job and doesn't know to do magic, something that she always got bullied for. Instead, Melody is obsessed with the thought that she lost or somebody stole something from her, thinking that is the cause of her melancholy. Her life takes a 360 turn when she meets a mysterious witch called Athena Kaiserin, or did she?