Kneesocks Demon

The younger of the Demon Sisters. She is completely inflexible and always acts according to the books. She is actually a little bit dorky and blushes easily, even if she has red skin. She is an intellectual that uses elaborate traps and trickery to fight against angel sisters Panty & Stocking. She is able to transform her knee socks into the demonic scythes Double Gold Spandex.

(Source: Gainax Profile Page)