1girl, 1flower monster boy, hatsune miku, aqua twintails, blue eyes, silver hair, blue and white flowers covering one side of his head, elegant black floral tailcoat, white ruffled shirt, embroidered waistcoat, silver vine embroidery, petal-shaped coattails, white gloves, black dress shoes, blue floral accessories, dancing together, ballroom dance pose, holding hands, flowing clothes, blue raindrops, raining, splashing water, shallow water pool, romantic fantasy atmosphere, elegant character design, biooi's sketchy style, hand-drawn lineart, flat coloring, simple cel shading, simple background
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