1girl artist_name asymmetrical_hair blunt_bangs breasts cleavage collar covered_navel dated feet_out_of_frame fern_(sousou_no_frieren) fingernails highres light_blush lips long_fingernails long_hair looking_at_viewer lying medium_breasts mina_cream no_panties on_back on_bed parted_lips pelvic_curtain perky_breasts purple_eyes purple_nails revealing_clothes see-through_lingerie sidecut sleeveless solo sousou_no_frieren spread_legs thighs undercut variant_set very_long_hair