Astro Baby, Vol. 4

It’s Agnesium versus the outlaws! Billy and his friends take refuge with Zeno, Taro, and Milenya, former Navy outlaws pursuing their sworn enemy Agnesium. However, Agnesium’s henchmen within the Army target Abby! Meanwhile, Army Commander Diaz is currently pursuing Billy and is advised by Training Officer Foxy that there are coupers disguised as soldiers!