1girl, ambience synesthesia, arknights, bare legs, barefoot, baseball cap, beach, black jacket, blue-tinted eyewear, blue hair, ch'en (arknights), ch'en the holungday (arknights), city, cloud, cloudy sky, collarbone, copyright name, dragon girl, dragon horns, dragon tail, expressionless, eyewear on headwear, fanny pack, full body, gun, hand in own hair, hat, holding, holding gun, holding weapon, horns, jacket, kagura tohru, lighthouse, logo, long hair, looking afar, ocean, official alternate costume, official art, orange sky, outdoors, palm tree, planted, planted sword, sidelocks, sky, solo, sunglasses, sunset, sword, tail, tinted eyewear, tree, watermark, weapon, white headwear