Rule 34 Dev - 1boy 1girl arjuna_(fate) bed blush breast_press breasts brother_and_sister closed_eyes dark_skin fate/grand_order fate_(series) genderswap genderswap_(mtf) greyscale hetero incest karna_(fate) kiss kissing_forehead large_breasts monochrome nude short_hair siblings translation_request zuwai_kani|8913094047