enna alouette (2nd costume)
The 2nd costume of Nijisanji EN's Enna Alouette, as seen in post #5859439.
It consists of a white pleated dress with matching puffy detached sleeves, a frilled waist cape, garter straps, white thighhighs, white knee boots, veil, halo, and holds a staff. She also pairs her original prosthetic left wing with new crystal wings. She also has a short bob cut hairstyle.
This tag implicates enna_alouette (learn more).