1girl absurdres armor bangs black_gloves blonde_hair blue_eyes breastplate breasts cape character_request cleavage cleavage_cutout closed_mouth clothing_cutout cover cover_page day from_above gauntlets gloves hair_between_eyes highres katana knight long_hair looking_at_viewer looking_up novel_cover novel_illustration official_art outdoors pauldrons red_cape seorang shijou_saikou_no_s_rank_boukensha shirt shoulder_armor solo sword walking weapon white_shirt