Rule 34 Dev - 1boy 1girl absurdres arm_support bottomless faceless faceless_male glasses greyscale hair_ribbon hand_on_another's_waist hetero highres inai_uchi long_hair long_sleeves monochrome open_mouth ribbon senki_zesshou_symphogear sex sex_from_behind shirt sweater t-shirt tsukuyomi_shirabe twintails|23984893998