((masterpiece, best quality, extremely detailed, absurdres)), perfect artwork, professional illustration, pastel color, pastel design, BREAK, a girl, solo,  smile, black hair, blunt bangs, (medium breasts, perfect anatomy), BREAK, a tranquil riverbank at night with fireflies glowing brightly and dancing in the air, creating a magical atmosphere. A girl is sitting on the riverside, watching the fireflies in awe. The painting is done in a Japanese style.,