arknights, artist request, official art, third-party source, 1girl, animal charm, bag, black boots, black gloves, black hair, black pantyhose, black shirt, black shorts, blue sash, boots, charm (object), expressionless, fish, full body, gloves, hair between eyes, holding, midriff peek, navel, pantyhose, pink eyes, pointy ears, puffer fish, sash, shirt, short hair, shorts, shoulder bag, shoulder sash, solo, tachi-e, transparent background, tullia (arknights), turtleneck, walkie-talkie