2girls, alternate_costume, ampheta, arknights, bare_shoulders, barefoot, beach, bird, black_sash, bouquet, breasts, cleavage, dress, flower, from_behind, halterneck, holding, holding_bouquet, holding_hands, long_hair, low-tied_long_hair, multiple_girls, off-shoulder_dress, off_shoulder, official_alternate_costume, petals, red_eyes, sand, sash, skadi_(arknights), skadi_(waverider)_(arknights), specter_(arknights), very_long_hair, water, waves, white_hair