Beautiful young adult woman in her early 20s, grown-up version of Masha from the Russian cartoon "Masha and the Bear", recognizable facial features, big expressive blue eyes, cute round face with soft cheeks, small upturned nose, bright cheerful playful smile, long thick blonde hair with two high playful pigtails tied with red ribbons, fair skin with light freckles, slender yet feminine athletic figure with nice curves, wearing only sexy red lingerie set — delicate lace bra and matching panties with white polka dots, thin straps, seductive yet cute style, sitting on a wooden chair with legs spread wide apart, relaxed provocative pose, hands resting on thighs, direct gaze at viewer, playful and teasing expression, sunny summer forest clearing background with wooden house, warm golden hour lighting, highly detailed, vibrant colors, Pixar/3D animation style mixed with realistic rendering, soft cinematic lighting, sensual atmosphere, 8k, ultra detailed face and body, sharp focus