A high-quality anime illustration featuring Hyacine from Honkai: Star Rail wearing the outfit of Io from Princess Connect! Hyacine has long pink hair styled in twintails with multicolored gradient highlights, drill curls, and a blue bow, framing her blue eyes. She wears a blue beret-style hat. Her attire is Io's white one-piece swimsuit with demon wings, black elbow gloves, and jewelry, exposing her bare shoulders. She also has red demon horns, a demon tail with curled tips, and red eyes characteristic of Io. The character stands confidently against a soft, elegant background. The lighting is bright and clean, emphasizing the glossy texture of the swimsuit fabric and the vibrant colors of the hair. The composition focuses on the character's full body, showcasing the fusion of the two distinct designs with great detail and best quality rendering.
