Despite her quiet demeanor, she apparently has a short temper and while she enjoys Kotaro's company, if Kotaro does something that angers her-(such as when he accidentally sneezed on the scarf that she had made for him), the Dark Princess does not hesitate to hurt him.
Despite her reserved nature, she is known to be quick-tempered, and while she enjoys Kotaro's company, if he does something that upsets her (such as when he accidentally sneezes on the scarf she made for him), the Dark Princess doesn't hesitate to inflict harm upon him.