character: mon3tr_(arknights). A medium shot, eye-level view of mon3tr_(arknights) centered in the frame, celebrating a birthday. She has long, multicolored black and green hair with animal ears and expressive green eyes, wearing a soft smile on her face. She is dressed in a green off-shoulder dress with long sleeves that extend past her fingers, leaving her shoulders bare. She is holding a small, decorated birthday cake with a single lit candle, her fingers gently gripping the edge of the plate. The background is a soft, minimalist indoor setting with floating colorful confetti and a festive "Happy Birthday" banner hanging behind her. The visual style features clean linework and a gentle color palette, with smooth, glossy skin tones and a warm, joyful atmosphere.
