Following the advice from Ultraman Joneus, Ultraman Zero starts a hard training by his father Ultraseven and his master Ultraman Leo, to regain his primal impulse. Meanwhile, Ultrawoman Grigio goes through a training of the Inter Galactic Defense Force by Ultraman Mebius and meets Ultraman Nice, Zearth and Boy.
Boy invites Grigio to a place where he finds a pretty rock, however…!
One Planet, One People, Infinite Possibilities!
