In the year 2113, the earth is attacked by the inhabitants of Elysium, a planet located at the end of the Galaxy. Four men join in the final battle to save the planet.

After waking up in a capsule, Han Tae-il mistakenly believes he has arrived on a new star, Sirius, and begins to explore. Saving Woo yang-yang and Woo ari, who reveals to him that the star is Earth. Tae-il is a member of the Sirius expedition and begins to confront Queen Hwanma, who wants to rule the planet...