Despite promising to give up rock after getting into an all-girls school for the wealthiest young ladies in Japan, Lilisa Suzunomiya decides to form a secret rock band with her classmate, Otoha Kurogane. There s just one little problem Lilisa s stepsister discovers her secret! Can Lilisa convince her hater of a stepsister to keep things under wraps or is Lilisa s rock n roll career already over?!