Franco rabbit and his friends live on Lock Island. One day a fallen spacecraft breaks their peaceful life. There comes an extraterrestrial being- Crystal in the spaceship. His appearance brings both surprise and happiness to the islanders. As time passes by, Crystal can't drive his spaceship because he has lost the special energy. In order to help Crystal regain his energy, Franco rabbit and his friends start their adventure. They leave Lock Island and sail outside. During their adventure, they unit together and overcome all kinds of difficulties, and they fulfill their hopes and dreams.