Reiji grows concerned about a heart monitoring bracelet everyone is wearing, as well as a rule in which if one team member leaves, the entire team is disqualified. After a few physical and mental tasks, the teams are tasked with writing a letter to win over a journalist who is critical of space exploration. Mutta recalls when he and Hibito went to a lecture held by Soichi Noguchi about how seeing things from a different perspectives brings new solutions. After thinking about the story, Mutta decides the right action is not to protest but instead show her the third dimension offered by outer space, which will be made apparent once Hibito reaches the moon.