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 this all-girls combat team, he has to... do lewd things to them!?
Your Heart Hybrid always 
takes so long, Hayuru.
Das Heart Hybrid mit Hayuru
dauert immer so lange.
Tu Heart Hybrid siempre
toma mucho tiempo, Hayuru.
Tu Heart Hybrid siempre
necesita mucho tiempo, Hayuru.
Ça prend toujours 
un temps fou, avec Hayuru.
Guarda caso quando tocca a te 
ci metti un sacco a completare lo Heart Hybrid, Hayuru.
Suas Fusões Híbridas sempre
 demoram muito, Hayuru.