boy is riding on girl, sad

(nsfw:1.5), sfw ng_deepnegative_v1_75t, ((badhandv4)), (worst quality:2), (low quality:2), (normal quality:2), low-res, multiple bodies, bad anatomy, bad hands, normal quality, ((monochrome)), ((grayscale)) watermark, bad legs, bad arms, nipple, navel, unnatural, spread its wings, aerofoil, pinna, vane, ala, airfoil, wing, blade, Belly button look, erotic, stuck-on clothes, transparent costume, choker, slit skirt, non-white headband, 艦隊これくしょん, beret, hat, badge on chest, vagina, nipple,