It is followed by the second episode, Hey Ho!: The Happy Pensioned Life!.
20-year-old Justy Ueki Tylor decides to join the United Plates Space Force (UPSF) to get an easy life. Meanwhile, the Raalgon Empire, the enemies of the UPSF, are in turmoil after the death of their emperor and empress. Blame for the murders is put on the UPSF and tensions rise between the two powers.