After opening “Pandora’s Box” Shiro-chan is forced to seek women for mana extraction. In order to extract mana the woman must be put through extreme carnal lust. Shiro-chan wants to protect her friend Kuro-chan, but curiosity gets you raped by minotaurs. In the process Shiro-chan, who has been pure while defiling others, gets her just desserts. Will these ladies be forever ruled by the carnal lust of this demon? Or will there friendship break this demon?