Edens Zero follows the trail of Mother Ether and arrives at Foresta, the green planet. The crew then discovers that all the machines have revolted under Ziggy's influence and have reduced humans to slavery! Whether they like it or not, Shiki and his companions confront the machines, but Beast, the free body of Poseidon Nero, begins its elimination mission! At the same time, Erzy and Justice, who is pursuing him, also land on Foresta...

The various battles on this new planet promise to be arduous, while the piracy triggered by Ziggy risks taking the Four Shining Stars out of the race...