A hand statue looms over the Medical Mechanica building, threatening to iron out the city. As Mamimi’s new pet turns out to be a crucial element to Haruko’s plans, Naota finally proves that he’s no pushover.

Jealousy spurs an epic pellet gun battle between Naota and his dad over Haruko. The object of her desire will be revealed, and she’ll do whatever it takes to get him!

Naota’s attacker, Haruko, is now his dad’s live-in housemaid and she says she’s an alien. Mamimi names the robot from Naota’s head Canti, the God of Flame. Does Canti have anything to do with the mysterious fires burning all over town?

The president of Naota’s class, Ninamori, is no stranger to the dirty deeds of politics. She rigs the vote to cast him as the lead role of their class play. But she gets in over her head after a crashing introduction to Haruko.

There’s a guy claiming to know Haruko and why she’s using Naota’s head as a portal for oversized battling robots. It’s too late, though, as a malfunctioning satellite is heading straight for them and it’s up to Naota to stop it!

Naota is a detached sixth-grader afflicted by the pangs of puberty. When a crazed girl on a motor scooter runs him over and brains him with a bass guitar his life gets weird - giant-fighting-robots-shooting-from-his-skull weird.

Trying to get Ide back, Hidomi attacks Raharu physically first then verbally. She tells Raharu that she is acting immature because she knows that she is using Hidomi because Raharu is in love with Atomsk.

Shinpachi, the son of a sushi chef, is busy preparing mysterious fish for the local customers. Haruko disguised as a hostess, visits the restaurant with the mayor, followed by a Medical Mechanica robot who threatens to destroy the planet.

In order to stop Harumi's nonsensical actions, a sniper shoots Harumi down. Masaki is livid! Kana desperately tries to treat her, but she doesn't regain consciousness. With Masaki's emotions reaching their peak, his NO finally activates.

Masaki who's been having a hard time fitting in with his class due to his unique background and character, meets Harumi, who is even more eccentric than he is. She offers to help him off of his worries by bombing the Tsuganei Tower.

10 years since the chaotic events of Alternative, Kana rushes to the scene of the crime. In order to stop Harumi from her crazy schemes, Kana jumps in as the negotiator, when Masaki's NO gets triggered by Harumi's unexpected actions.

In order to save Shonari from a miserable situation, Dainari works hard to buy a ticket to another planet, however he sustains injuries from a yakuza fight. Haruko to the rescue or so he thought but she only makes a chaotic situation worse.

Orinoko's father is a swordsmith, whose skills have rusted with the devastation of the city. In order to help, Orinoko rummages for scrap irons, and she meets Haruko who's also collecting irons to repair her Vespa, but what is her motive?

Mossan is the most mature of all 4. With a passion of becoming a designer, she has been working outside of school. Upon discovering her working towards a fashion contest, Kana feels the urge to help her, which rubs her the wrong way.