Atop a hill overlooking a seaside port sits a boarding house named Coquelicot Manor. Since the building is run by her family, Umi Matsuzaki carries out many of the duties involved in managing the small establishment, such as preparing meals for her fellow boarders. When she isn't at home, she is a student at the local high school—one that is currently dealing with a small crisis.

In anticipation of the upcoming Olympic Games, a beloved old clubhouse is set to be demolished to make way for a modern building. As a result, a large part of the student body has banded together, working tirelessly to prevent this from happening. Umi finds herself helping the newspaper club to spread information about this cause where she befriends Shun Kazama, whom she gradually begins to fall in love with. But Shun is an orphan who doesn't know much about his origins, and when the two begin searching for clues to the boy's past, they discover that they may have a lot more in common than either of them could have thought.

One day, on his way to visit his grandfather's grave, Zhang Chulan is attacked by zombies in a graveyard. In the midst of that situation, he is saved by a mysterious girl, who wields kitchen knives in order to kill the enemies. The girl tells Chulan, who is relieved, to face his hardships head on and leaves. However, Chulan later sees that girl again at his university. From that moment, Zhang Chulan's destiny begins to move. There will be strangers with special powers appearing one by one, with battles involving those abilities. Each episode will bring a new mystery to light.

Barsburg Empire's Military Academy is known for training elites who bring victory to the empire. Students of the academy freely utilize an ability called "Zaiphon" to fight, while the types of Zaiphon usable depends on the nature of the soldier. Teito Klein, a student at the academy, is one of the most promising soldiers produced. Although ridiculed by everyone for being a sklave (German for slave) with no memories of his past, he is befriended by a fellow student called Mikage. While preparing for the final exam, Teito uncovers a dark secret related to his past. When an attempt to assassinate Ayanami, a high-ranking official who killed his father, fails, Teito is locked away awaiting punishment. Only wanting the best for Teito, Mikage helps him escape. Teito ends up at the 7th District Church where he is taken in by the bishops. It is here that Teito attempts to evade the grasp of Ayanami and the Military, so he can rediscover his memories and learn why he is the person that can change the fate of the world. [Written by MAL Rewrite]

Angelise Ikaruga Misurugi is the first princess of the noble Misurugi Empire. The kingdom has seen great power and prosperity due to the advancement of the revolutionary technology known as "Mana," an abstract bending of light that has reduced the world's problems of war and pollution to a timeless peace. However, not all are blessed with the ability to wield Mana. Those who cannot are labeled "Norma," outcasts of society who are considered a threat to civilization and live under constant persecution, and Angelise herself is one of many who want the Norma exterminated. But as Angelise's sixteenth birthday commences, it is discovered in a shocking revelation that she is actually a Norma. Chaos ensues, the public is outraged, and the once adored princess is exiled to Arzenal: a remote military base where Normas are forced into conscription. Now, the former royal must adapt to a harsh and vastly different lifestyle; piloting mechanical robots known as "Paramail" to fend off large, devastating beasts referred to as DRAGONs. However, a sinister truth about these savage creatures threatens to change everything. [Written by MAL Rewrite]