The story centers around Hida Kizuna, who visits the strategic defense academy Ataraxia at his big sister's request. Pretty impressive, given the nature of the series Double Subverted during the Harem Hybrid chapters in volume 12. At first Kei is the only girl in the mansion that is still clothed, but she is then forced to strip because the others might feel uncomfortable if she is the only one that isn't naked.
Cool Big Sis : While her job as the Principal and Commander of Ataraxia keeps her from spending more time with Kizuna as much as she would want to, she still shows support when she can. Her HHG is called 'Cross' another of the 'Ros' series. Hida Kizuna is somehow able to use the HGG armament and is immediately summoned by his sister to attend a training school filled with beautiful girls.
During the climax of volume 7 Yurishia and Hayuru are seen intensely groping each other thanks to the aphrodisiac effect of Kizuna's Connective Hybrid with Aine and Grace. Real Men Wear Pink : Different Heart Hybrid Gears release luminescence of different colors after Climax Hybrid.
Hybrid × Heart Magias Academy Ataraxia 3. Kadokawa Corporation (in Japanese). Kizuna consoles her and tries to raise her self confidence and agrees to Hybrid Heart with her. They are all interrupted by Silvia Silkcut who takes Kizuna on a tour of the facility during which the Commander makes him a Captain and explains his purpose, providing Hybrid Heart to the female Amaterasu.
Then you have characters in Masou Gakuen HxH like Hida's sister Reiri who is willing to basically have her brother be a raving pervert to power up girls. Ecchi Builder: Kizuna must come up with unique ideas to accelerate healing on Heart Hybrid participants by doing lewd actions.
Gakuen falters writing-wise again when she immediately realizes that she wants to hold, touch, and feel Kizuna, protect him with all that she is and become one with him.” Even given this misstep, she now wants power not for herself but for somebody else.
Kizuna Hybrid Hearts with Hayuru first, and then Aine wants to Climax Hybrid so that she can access her Forbidden Weapon and turn the tide of the battle. His primary function is to Heart Hybrid with the female Amaterasu to restore their powers and achieve a Climax Hybrid so they can access their Immoral Weapons or Corruption Armament.
Himekawa also chastises the other girls for doing so, keeping her innocent persona up for quite some time. A lot of their strength comes from the anime taking its time in establishing Aine's, Himekawa's, and Yurishia's separate conflicts. Hybrid × Heart Magias Academy Ataraxia 5. Kadokawa Corporation (in Japanese).
His older sister calls him to transfer to a strategic defense school, where many of the students (many of which are large-breasted girls) batima animes use their HHG abilities to fight invaders from another world while wearing extremely skimpy pilot outfits. Her HHG is called 'Neros', another of the 'Ros' series.
At the end of Volume 4, she is revealed to be Aines Sinclavia, Princess of the Batlantis Empire. He even figure out a way to fight Aines' Code Breaker by using a Technical Gear (which doesn't use magic in anyway) and her conflicted wishes (not wanting Kizuna to be kill but having to kill him herself to "protect" him from Vatlantis).
Pretty impressive, given the nature of the series Double Subverted during the Harem Hybrid chapters in volume 12. At first Kei is the only girl in the mansion that is still clothed, but she is then forced to strip because the others might feel uncomfortable if she is the only one that isn't naked.