Rule 34 Dev - 1girl blush breasts cardigan closed_mouth crossed_legs feet full_body greyscale hand_on_own_knee idolmaster idolmaster_cinderella_girls idolmaster_cinderella_girls_starlight_stage jewelry loafers long_hair looking_at_another looking_at_viewer lying mebae medium_breasts monochrome multiple_views necklace necktie on_side open_mouth panties pantyshot parted_lips school_uniform shibuya_rin shirt shoes simple_background sitting skirt socks striped_necktie underwear white_background|21969175410