mokomoko system, chisato (hentai prison), hentai prison, absurdres, commentary, english commentary, highres, 1girl, black choker, black hair, black shirt, blurry, blurry background, blush, choker, fang, fireworks, grey eyes, hair ornament, hair over one eye, hairclip, holding, holding fireworks, letterboxed, looking at viewer, one eye covered, open mouth, shirt, short hair, skin fang, solo, sparkler