In a world that has been torn between the Empire and the Nebulis Sovereignty for centuries, an imperial swordsman and a witch princess fall in love with each other.
EPISODE 1
Encounter: The Two Nations' Ultimate Weapons
Two nations, the Empire and the Nebulis Sovereignty, have been at war for 100 years; imprisoned for freeing a witch, Iska is given a chance at freedom; in exchange, he must take down a powerful astral mage known as the Ice Calamity Witch.
EPISODE 2
Encounter: The Enemy You and I Met Was...
After their brief but fateful encounter, Iska and Alice made an impression on each other, resulting in some sleepless nights; they soon realise they have much more in common than they thought.
EPISODE 3
Encounter: Successor of the Black Steel and the Ice Calamity Witch
Iska is given a new mission to apprehend the Ice Calamity Witch; by accomplishing the mission, Iska will be a step closer to realising his dream of a peace treaty.
EPISODE 4
Intersection: Battle for the Vortex
100 years ago, a drift of astral energy created a vortex, which gave people with astral power; now, another vortex has formed, triggering a race for the Empire and the Nebulis Sovereignty to acquire it before the other nation does.
EPISODE 5
Intersection: Awakening of the Vortex
The members of Unit N07 successfully locate the vortex, but the Sovereignty has already found it; after Mismis is captured, Iska must fight against Kissing, a purebred, to get her back before the Empire attacks the Sovereignty base.
EPISODE 6
Paradise: Rin's Big Miscalculation
Iska and Mismis survive the eruption of the vortex, but the team doesn't escape unscathed; meanwhile, Alice decides to go search for Iska in Ein again.
Ayana Taketatsu
Sora Amamiya
Yusuke Kobayashi
Yumiri Hanamori
Shunichi Toki
Azumi Waki
Kaori Ishihara
Aya Hisakawa
Shin Ōnuma
Mirai Minato
Kento Shimoyama
