1girl, arknights, bare_shoulders, criss-cross_halter, dress, feet_out_of_frame, from_behind, grey_background, grey_hair, halterneck, holding, holding_instrument, holding_violin, instrument, long_hair, long_sleeves, music, muzi_(07muzi), no_headwear, off-shoulder_dress, off_shoulder, playing_instrument, red_dress, short_dress, simple_background, skadi_(arknights), skadi_the_corrupting_heart_(arknights), solo, standing, very_long_hair, violin