The successful launch of the Chinese manned spaceship Shenzhou V and ShenZhou VI spared interest in exploring outer space in China. This series is based on a legend about a perfect star called " Ouzma" in deep space. Whoever conquers Ouzma would be honored as the greatest explorer in the world. Hence, Blue Cat decides to learn from Yang Lewei, and set out on a trip into deep space. The eccentric plot with beautiful illustrations offer young readers a pleasant text with rich imagination.