In the vast space, the astronauts lost connection with the ground. He recalled his greatest father in the most desperate situation. Father and son run across time, guarding love and family. The story is full of joy, warmth, tears and wonders.
| Actor | Role |
|---|---|
 Deng ChaoMa Haowen | Ma Haowen |
 Bai YuAdult Ma Fei | Adult Ma Fei |
 Ren SuxiXin Yu | Xin Yu |
 Liang ChaoUncle Meng | Uncle Meng |
 Wu JingPan Wanli | Pan Wanli |
 Wang XiTeacher Xiao Gao | Teacher Xiao Gao |
 Li JianyiDirector Yan | Director Yan |
 Sun XilunYoung Ma Fei | Young Ma Fei |
 Shao BingGu Xinghe | Gu Xinghe |
 Wang GeLu Datou | Lu Datou |
 Wei ZunFengzi | Fengzi |