Bombe Bankin runs away from a train and the Go-Onger are tracking them on their bus. Birca narrates the episode,
as Gunpherd's Engine Soul hits Gunpei on the head. Gunpherd tells him not to boast, because he missed the target
three times with Speaker Bankin.
Gunpherd tells Gunpei to practice more, gunpei fights with Gunpherd and hits his head on the ceiling.
The Tokyo Tower then bends. The Go-onger arrive and help people from the wreckage. Black tries shooting at some
debris but his Mantagun won't fire because of Gunpherd.
Green takes care of the debris. Blue studies the rust on the debris. Red asks Bomper about the signal and he
says it has split up. Gunpei suggests splitting and they do so. they see yet another tower fall down. The
duo arrive at a body of water.
Hanto believes there isn't anything there and out of nowhere, a large orange
machine rises from the water. It flies above them showering them with water, Hanto and Gunpei are both frozen
due to shock. They snap out of it and transform.
They believe it is a monster grown huge. Bomper sends them their Engines and they make
them big. Birca explains the plot and the two shoot at the mystery machien that turns out to be another Engine.
Birca recognizes him as one of the Gian Clan.
He says his name is Carry Gator and he starts attacking them. Meanwhile, the other three Engines
explain to the trio who the Gian Race, a legendary race among Engines. They say they rarely interact with them.
Bus-On calls them 'fools.'
Sosuke thinks they might work for the Gaiarc. Just then, Bombe Bankin appears.
Kegaleshia feeds lies for him to say to the trio. Yogo says when Carry Gator found Bombe Bankin,
they thought their plan was cooked but luckily, Carry Gator mistook the
Go-Onger as enemies.
Bombe, through Kega, tells the heroes that they invited Carrygator.
The grunts appear and the trio transform. They do the roll-call and fight the Ugats.
Gunpherd shoots Carrygator as he charges toward them. Carrygator bites Gunpherd.
Birca gets thrown down and Carrygator roars. Gunpei and Gunpherd continue bickering and Carry Gator
bashes their attacks. The trio perform their standard attacks on the Ugats. They form the Highway Buster
and smack Bombe Bankin into a fountain.
Kega says it is a trap. Bombe Bankin gets up and grows big. Bomper sends the Engine Casts
and they form Engine Oh. They punch the monster. Yogo gives Kega the phone and she communicates to Bombe,
who runs from the heroes.
When they come after him, he turns around and shoots his rusting ray. They block it with their V-Sheild
but it rusts up. So does Engine Oh. The three Engines split up and become the casts once again.
The three are un-transformed and the casts are rusted.
Bombe admits CarryGator being with them was a lie. The other two hear this and
Gunpherd asks CarryGator
what the truth is. He says he left the Machine World to fight Gaiarc and brings
to light that they blast
at him first. Birca apologizes for the four.
Birca rubs against Carrygator and asks for him to join them, but he says he can't trust them.
Carry questions their pride, berating them for letting humans inside of them. They explain and Carry
believes his soul is more fiery than theirs'.
He races off,
bumping Birca and biting Gunpherd. Gunpherd tells Gunpei to run and Carry teases him. Gunpei takes off
his helmet and protests. Gunpei says they are going down together, they are partners. The trio picks up
the rusted casts.
For Gator to let Gunpherd
go, Birca bumps him. Gator says he feels a burning, their souls burning. Gator wonders if he should
trust the burning. He lets Gunpherd go. He says he wants to try 'partners' as well. Hanto and Gunpei
fight for being his partner.
The 2 climb on
Gator's back and Gunpei puts his helmet back on. Bombe attacks on the trio on the meanwhile.
Yogo thinks Gator betrayed them and Kega reminds him that he wasn't on their side to begin with.
The ships are deployed and the 2 machines fight them.
Carry munch on them. Birca says he learned in school that the Gian race had the ability to combine
with all Engines. GunBir-Oh is formed. Bombe tries his trick again but his rust beam misses and Gunpei
makes each hit. Birca performs the Bircutter Storm.
The GunBiru Grand Prix
finisher destroys Bompe.
The other three cheer. Later, the five reunite. Saki looks around for Carry Gator, Gunpei shows them his cast.
Gunpei and Hanto argue for the soul engine. The first three Engines still remain rusted.