Kyousuke Date comes home one night and finds his mother dying in a pool of her own blood. In her final moments, she stabs him in the chest. After a swift recovery, Kyousuke searches for answers regarding his mother's motives, but finds more than he bargained for when he is attacked by two rival organizations: the Hospital and the Kirihara Group. Kyousuke is surprised to discover that he has a twin sister named Runa, and both groups try to coerce information out of him about her despite his ignorance to her existence. As their assault continues, Kyousuke soon makes another discovery—he has the ability to transform into a terrifying mutant called SoulTaker. With these newfound powers, Kyousuke resolves to crush both organizations, uncover the truth behind his mother's actions, and protect Runa.

In a certain era on a certain continent, banal things are happening. The construction of Large-Scale Leisure Facilities has demanded that all the villages are to be evicted. When these demands are denied, the village and its residents are obliterated. A boy named Chap once lived in tranquility, but that happiness soon came crumbling down. He decides to embark on a journey of revenge, but soon falls madly in love with the king's daughter, Princess Melora. In order to fulfill her selfish wishes, he gathers his friends in order to overcome the impossible.

Despite being a refugee from an extinct planet, having an alcoholic as a father and an airhead for a mother, Maris' biggest problem is that she's a Thanatosian. Considering that Thanatosians are six times stronger than the average Earthling it shouldn't be such a curse, especially in a galaxy where violence is rife. But the accidental destruction she wreaks on everything she touches —even with the exotic alloy restraints she wears— means she's constantly in debt. Every mission she's assigned to by the Inter-Galactic Space Patrol becomes a cash-drain when all the damages are docked from her wage. But when she's selected to rescue the rich and sexy Kogane Maru it's like a dream come true. After setting him free from the terror of his ruthless kidnapper his eternal gratitude will surely guarantee marriage —and an end to all her financial headaches. (Source: AniDB)

Forty-four years ago, the surviving nations of the Valbanil War declared peace and forbade the use of the devastating demon contracts that ravaged the land. Now, inexperienced knight Cecily Cambell is eager to follow the example of her family and protect the people of the city using the sword she inherited from her father. Her first challenge arises in the market. A crazed swordsman wreaks havoc upon civilians and Cecily jumps into action to restore order. Overwhelmed, her weapon shatters, but a skilled stranger wielding a strange-looking sword intervenes. With the situation diffused, Cecily heads to a local blacksmith in an effort to restore her family heirloom. However, she finds out that her savior—the blacksmith Luke Ainsworth—may be the only person capable of such intricate repairs. Determined to have her treasured sword repaired, she seeks out the man who rescued her. However, a group of bandits suddenly attack a convoy headed for the city. The assailants look inhuman, and an ice demon appears. Luke suspects the use of a demon contract and calls upon a sacred power to defeat them. Meanwhile, a shadowy hooded figure lurks, watching from a distance. Who is this mysterious evildoer, and what does his appearance mean for the pair?