1girl, backlighting, bare shoulders, blonde hair, blush, breasts, brooch, choker, cosplay, covering mouth, dagger, dark-skinned male, dark skin, detached collar, dress, evil grin, evil smile, grin, half-closed eyes, hand to own mouth, holding, holding dagger, holding knife, holding weapon, jewelry, knife, laughing, long hair, looking at viewer, narrow waist, off-shoulder dress, off shoulder, ojou-sama pose, possessed, red dress, side ponytail, small breasts, smile, smug, solo, twitter username, very long hair, weapon, window, yellow eyes, yellow nails