Bao's fifth costume, referred to as her "lemon" costume and used for her original song Citrus Love, as seen in post #5952619.
This outfit consists of an orange cropped sweater, a white or orange skirt (inconsistently depicted between the MV/album art and the actual model), a pair of white high heel boots with orange socks, and a white choker. She also wears a black beret an a single lemon slice earring on her left ear.
In this look Bao has short hair with blonde streaks, and her tail is colored orange to match the outfit.
This tag implicates bao_(vtuber) (learn more).