Mysterious Idol X Alter, Class Name Foreigner, is a Foreigner-class Saint Graph created by Miss Crane. "I want costumes (dresses) for live performances. The singing voice of feelings is for an endless dream. Tonight the girl becomes an idol and makes her debut on the shining battlefield (stage). I still want to give it to you. My song, a passionate life. Alter Actor open, Idolium fully open, ――― Advance Limit / Next Stage! !!"