Season 1

In a future world where invaders from another dimension have driven humanity to live on floating islands in the sea, Hida Kizuna becomes a member of the elite Amaterasu squadron. In order to power up the mech suits of t…

Kizuna is declared the captain of the megafloat's defense squad: the Amaterasu. For his first mission, he's sent to an uninhabited island to scan for needed resources. But what was supposed to be a safe mission turns da…

Kizuna takes Yurishia on a date through megafloat Japan. They enjoy a day of seeing the sights, from Tokyo to Kyoto. But then Reiri takes Kizuna aside and tells him a horrifying truth: that if the Hybrid Count of the gi…

A huge enemy fleet is bombarding Ataraxia, led by a battleship with a gigantic cannon. Amaterasu does their best to fight them off, but Aine's Hybrid Count is critically low. Kizuna is able to rescue her in the nick of …

Himekawa is guilt-stricken by her failure to protect the citizens as they boarded the Tokyo megafloat. When a mysterious radio signal is picked up by Ataraxia, she leaps at the chance to perhaps finally save a civilian.…

Himekawa needs more power to fight against the tri-headed dragon that caused her so much trauma in her past. But the pleasure of the Climax Hybrid goes against the strict and disciplined life that she's forced on hersel…

Ataraxia is united with the Masters, the aces of the Western USA megafloat. Despite Yurishia being their former leader, they're very cold to her. Their leader, Scarlet, fights with Yurishia over Kizuna, but their battle…

After their defeat by Grabel, Amaterasu needs a new weapon to protect Ataraxia: the Connective Hybrid. To use it, Kizuna will have to perform the climax hybrid with two girls at once! He picks Yurishia and Scarlet, hopi…

The eve of the operation to retake Tokyo coincides with the school festival, and Aine is nowhere to be found! Amaterasu is supposed to be giving a big concert performance at the climax of the festival, so Kizuna sets of…

Kizuna is finally reunited with his mother, who is revealed to be the one who originally sent information on the Eros system to Ataraxia. His mother is working with the Batlantis empire, and is now an enemy of humanity.…

The attack on Tokyo has begun, and Amaterasu finds itself outgunned by the Batlantis royal guards. It's up to the newly powered-up Sylvia to save her the day with her Hybrid Heart. When the defeated enemy general uses h…

In the climatic battle for Tokyo, Aine attempts to perform a climax hybrid to get the power she needs to defeat the Batlantis royal guard. But doing so means facing memories that may be best forgotten...Can she set asid…