cantarella (vocaloid), vocaloid
kagamine len, kagamine rin
zashiki usagi
1boy, 1girl, blonde hair, blue eyes, brother and sister, chain, closed eyes, collar, hair ornament, hair ribbon, hairclip, hetero, incest, kiss, ponytail, ribbon, saliva, short hair, siblings, tears, twincest, twins
commentary request, painttool sai (medium)