Yu Tu and Guan Zai work hard to salvage J-X satellite. As they're going back to their apartment, Guan Zai falls ill and worries about his family. Meanwhile, Yu Tu invites Qiao Jing Jing for games on Honor of Kings.

Yu Tu returns from Xi'an and reconciles with Qiao Jing Jing. Then he takes care of Guan Zai who is admitted to the hospital. Later, when Yu Tu continues to coach Qiao Jing Jing, she finds that he has changed after the trip.

Shen Jing is having a hard time coping with Guan Zai's cancer. Yu Tu is staying by Qiao Jing Jing's side to train her, giving her good advice on who to pick for her team. Qiao Jing Jing is surprised when Yu Tu asks her what she wants for her birthday.

Yu Tu refuses to join any group activities during the outfield trip. He reads his old chats with Qiao Jing Jing again. Guan Zai calls Yu Tu and his advice inspires Yu Tu to write Jing Jing a letter. The next day, Yu Tu sends out the letter via post.