1, Deng Chao plays Ma Haowen: Ma Haowen, the "greatest father" in Ma Fei's heart, used to be a torchbearer of the beautiful Asian Games, but he was unfortunately imprisoned because of an accident, which made him miss his son's growth for seven years. ?
2. White plays an adult Ma Fei: the son of Ma Haowen and Xinyu, who will become an astronaut when he grows up.
3. Ren Suxi plays Xinyu: Xinyu is Ma Fei's mother, Ma Haowen's ex-wife and later remarried to Lao Meng. On the surface, she is grumpy, but inside, she is patient.
4. Sun Yilun plays the young Ma Fei: The sons of Ma Haowen and Xinyu become quite rebellious because of Ma Haowen's imprisonment.
5. Wang Xi plays Gao Xiao: Gao Xiao of Apollo School, as a performance class teacher, has never given up on his students in the face of Ma Fei, a "problem student" who was almost expelled from the school.
6. Play the director Yan: the director of the school. At school, the bottom of the grade has always been a headache for Director Yan. "No matter how washed the briquettes are, they will never become diamonds." Facing the son who was not favored by the teacher, his father Ma Haowen and Director Yan made a bet, and an educational game began.
7. Liang Chao plays Lao Meng: Xinyu and Ma Haowen remarried Lao Meng after their divorce, and Lao Meng, who is honest and frank, became Ma Fei's stepfather. Because Ma Fei's school problems are also very busy.
Synopsis: In the vast space, the astronaut accidentally lost contact. In the greatest desperate situation in life, he recalled his greatest father. A father and son have crossed for a long time, guarding love and affection. This story is full of joy, warmth, tears and miracles.