Masterpiece, best quality, ultra detailed 8k anime illustration, Yaoyao from Genshin Impact, 12-14 years old, completely nude, fucking, sitting on a boy's lap, riding him and bouncing up and down, her body weight causing her breasts to sway. Face expression, head tilted back, eyes half-closed and rolling back in pleasure, large pupils with sparkles, heavy blushing on cheeks, mouth open with tongue visible, panting, expression of intense arousal and overwhelming pleasure. Light chestnut-brown hair with golden highlights, styled in two high round buns, (odango), with large shiny golden bells swinging. Perfect fair porcelain skin, glistening with sweat. A large amount of cum dripping and overflowing from her vagina. White background, plain background, simple background, cinematic soft lighting, official Genshin Impact art style, sharp focus, vibrant colors.