"Infinite Stratos" or "IS" is a light novel series that is later adapted into a manga and anime series created by Izuru Yumizuru. From which comes the most cheerful character you will ever meet in a anime series Huang Lingyin. This beautiful figure adaption put Lingyin in her nightwear, with a touch of blush, she is nevertheless smiling at you. This figure is articulated at the neck, thus from which ever angle you look, she is always able to put on that big smile.