Once ambassador to a princess from space, Annin Sessa is now just a (mostly) normal high school student with a secret fear of heights. The only person who knows? The very same princess, Nelle XI Yumin Rondar, now herself a regular girl, who has sworn to help him keep his secret safe. The only pro...

One fall evening, Cyllin lies on her sofa, the mouth of her childhood friend pressed to her wrist. Another fall night, she flies into battle, the needles driven into her wrist fueling the machine of war that is the greatest hope of humanity. In both these moments, there are truths she doesn't ...

Under a weak sun and a jade-colored sky, a princess escapes death. But, for Gossamé and Apolonique, the otherworldly mech whose bond with her gives Gossamé claim to the throne, avoiding her execution provides no answers to the questions long unanswered in the depths of her soul. As she returns...