Starry Sky's Picture Book Captain Earth : Season 1 Episode 5

There are two factions divided over how to deal with the Kiltgang: the interception faction that wants to fight them and the ark faction that wants to send out a new humanity to escape. Commander Nishikubo, a member of the Interception faction, sends Teppei to rescue Eiji, the man who gave him his genes, aboard the orbital space station Tenkaidou.