1girl animal_ear_fluff animal_ears arknights arm_behind_head arm_up bangs bare_arms bare_shoulders black_collar black_panties black_tank_top blonde_hair breasts brown_eyes cleavage collar collarbone grey_background hair_between_eyes highres large_breasts lion_ears lion_girl lion_tail long_hair panties shiduki_eku siege_(arknights) solo strap_slip tail tank_top two-tone_background underwear underwear_only white_background