keqing (genshin impact), genshin impact, absurdres, highres, 1boy, 1girl, blush, bouncing breasts, breasts, closed eyes, collarbone, completely nude, cone hair bun, dark-skinned male, dark skin, double bun, hair bun, hair ears, hetero, long hair, medium breasts, navel, nipples, nude, open mouth, purple hair, saliva, sex, sex from behind, standing, standing sex, torso grab, twintails, twitching, yuhino (yuhi)