An experiment to make heroes with the power of Birdonic Waves goes wrong with the arrival of the Dimensional War Party Vyram, forcing Ryu Tendo (the only successful subject) to track down the four who were accidentally struck to become the Jetman alongside him!

The team continues to track down the remaining two hit by the Birdonic Waves to complete the Jetman.

Ryu becomes pestered by his grandmother to meet a girl for an arranged marriage while Maria sends out a mirror-trapping Dimension Beast.

A diamond cursed in giving violence and madness is changed into a Dimension Beast that turns Ako against Kaori.

Kaori loses her mind when she is manipulated by a fortune-telling Dimension Beast who claims it can see her death.

Gai is forced by a pesky girl to save her sister and other potential newlyweds from a love-stealing vacuum cleaner Dimension Beast.

As the Jetman continue to split apart over their feelings, a squad from the Back Dimension arrives on Earth to face down Radiguet's mature Semimaru.

The Back Dimension Warriors connect with the Jetman as they both use their technology and emotions to drive their final battle with the Vyram and Semimaru.

Ryu loses his mind from discovering Rie's fate as Maria, forcing Gai to return to try and talk sense and to return to the fight.

Ryu must work with a girl who is having strange dreams about her deceased father to gain the plans for a new weapon to deal with a slippery Bio-Dimension Beast.

Taunted for his childish ways, Tran decides to attack the vacationing Jetman to prove how much of a threat he is.

With Tran reaching an adult form, the reborn Tranza decides to show his superiority to all, including the Jetman and Vyram!

Tranza unveils his ultimate robotic weapon, whose power is enough to force Jetman into their ultimate crisis.

With their three teammates captured by Tranza to power Veronica, Ryu and Gai must fight to overcome their greatest crisis, even if they gain some unexpected assistance.

Driven by anger to avenge Rie's death, Ryu goes to face Radiguet alone; while Gai is forced by Grey to face him in a one-on-one final showdown.

As Radiguet ascends to an unstoppable final form, the Jetman must figure how to finally defeat him in order to end the interdimensional threat forever!