In the future 3986 years ago, humans have built a prosperous city "Silver Bay" on the moon and a spectacular colony "Red Sand City" on Mars. Interstellar travel has become the norm in life. In this era full of miracles, the Ying family brothers and sisters respond to music and harmony, but face the challenges of growing up.
Ying Qu, an ambitious girl, dreams of becoming the first female starship commander. However, a mistake in a simulated command assessment made her doubt her dream. Ying He, a young football player, lost the Mars Gravity Football League due to a technical failure and was forced to leave his beloved interstellar team. Two hearts, each under the pressure of growing up amidst the endless quarrels between their parents.
By chance, Ying Qu and Ying He accidentally discovered the original design of the "Challenger" that their father had hidden in the closet. Behind this picture lies the truth about the parents' quarrel, and also involves differences in the Challenger's renovation plan. In order to find answers, the brother and sister decided to sneak into the "Challenger" spacecraft that was about to be retired and uncover the secrets behind it.
In this space adventure, Ying Qu and Ying He not only have to face the confusion of test scores, friendships, and shattered dreams, but they also have to uncover the secrets of the spacecraft. In the process, they learned to support each other, found true friendship, and regained the courage to pursue their dreams. An interstellar adventure about growth, family and future is about to set sail!
Motto: That's one small step for a man, one giant leap for mankind