PANDORA'S BOX: STAY IN OR EXPAND is an alternative-world fiction book. Siena is a Celestial Messenger in training. Siena gets inspired by watching her favorite instructor Penti dancing with Her Love Sirius. Penti giving off the strong feelings of safety and love while Sirius danced with Her is what Siena has always longed for. Unlike Siena, Penti is meant to go through the Carnation Ceremony to live in the Physical World. Siena convinces Penti to reveal Her story and becomes the recorder for one of the greatest romance books of all time, Penti's Love!.