1girl, black_hair, black_jacket, black_pants, character_name, closed_mouth, cowboy_shot, elena_(project_moon), flat_chest, hand_on_own_hip, jacket, library_of_ruina, long_hair, long_sleeves, looking_at_viewer, nishikujic, open_clothes, open_jacket, pale_skin, pants, project_moon, red_eyes, sanpaku, smile, solo