Honey Kisaragi studies at a religious school from which she likes to escape frequently. Her father orders her to come home one day through a communication device hidden in her earrings. When arrived, she finds her dad killed and a robot in his image with a recorded message for her. She learns from the recording that she is an android created by him. Within her body is the 'Fixed System of Air Elements', a device that can create anything out of air and allows her to transform into different girls