Horror! Dorothy's Little Sister?.Dorothy is off to go shopping, but Seravy tricks her into watching Chacha and friends while he runs some errands. While they are out shopping for food, Riiya is hit by a fancy car which turns out to be owned by Doris, Dorothy's younger sister. She bribes everyone to come have a sumptuous feast prepared by her best chef, but her real plan is to trap Dorothy and get Seravy all to herself. After trapping Dorothy, she dresses like her older sister and tries to trick Chacha and her friends, but Riiya can tell it is Doris by her smell. She then tries to bribe them into letting her take Dorothy's place, but they won't be bribed...