Tea plants that grow in the dark have no other option but to feed on the energy of darkness. Leaves from such a plant were supposed to grant incredible dark powers to Matcha Cookie, but whoever made her seems to have forgotten an essential ingredient, and it greatly affected her personality. Now she spends most of her time in darkness and giggles whenever someone tries to talk to her. Little is known about Matcha Cookie, but the greatest mystery is what exactly was the missing ingredient...