It was just a usual morning. Akira Shiroyanagi, a high schooler who loves games and Konpeito (Japanese sweets), has suddenly been dragged into a battlefield by a mysterious girl who calls herself Mion. The participants are told that they are "erased from the family register, involved in an experiment, and gained certain powers." Akira is determined to win the game with his newfound powers and destroy the organization. Armed with a power no one expects and his "brain" skills, the new period of intelligence battle begins! (Source: MU, edited)

Staz Charlie Blood is a powerful vampire who rules the Eastern district of Demon World. According to rumors, he is a bloodthirsty and merciless monster, but in reality, Staz is just an otaku obsessed with Japanese culture and completely uninterested in human blood. Leaving the management of his territory to his underlings, Staz spends his days lazing around, indulging in anime, manga, and games. When Fuyumi Yanagi, a Japanese girl, accidentally wanders through a portal leading into the demon world, Staz is overjoyed. But just as he is starting to feel an unusual attraction to her, his territory is attacked, resulting in Fuyumi's untimely death. She turns into a wandering ghost and the crestfallen Staz vows to resurrect her as this would mean being able to travel to the human world, something he has always dreamed of. Blood Lad follows Staz and Fuyumi, soon joined by the spatial magician Bell and the half-werewolf Wolf, as they travel to find a magic that can bring humans back to life. [Written by MAL Rewrite]

Friends will only let you down—that is the sad truth Mei Tachibana lives with, ever since she was wrongfully blamed for the death of a class pet by her so-called friends in grade school. Since then, she stays away from people in order to avoid ever being hurt again. However, Mei's life begins to change drastically when a misunderstanding in high school causes her to encounter popular student Yamato Kurosawa. Yamato finds her intriguing and insists on being her friend, even though Mei wants nothing to do with him. But when a dangerous situation ends with Yamato kissing Mei to save her from the unwanted attention of a stalker, Mei begins to develop feelings for him. On the heels of her discovery that their feelings are mutual, they start dating and she gains not only a boyfriend, but friends as well. Mei, however, finds it very hard to adapt to this new lifestyle, especially in expressing her true feelings towards Yamato. Throughout misunderstandings of their new relationship, each other, and the attentions of other girls, Mei and Yamato slowly grow closer and learn the true meaning of those three little words: "I love you."

The Seven Deadly Sins, along with Elizabeth Liones and Hawk, have won the Kingdom of Leones back from the Holy Knights. At long last, it's their time to indulge in the peaceful lives they fought for. From inedible meat pies, overdue battles, unexpected stalkers, and the butterflies of first love, the Sins are accompanied by their friends in their carefree, fun-filled time together. However, the calm is broken with the premonition of a new threat, bringing upon the signs of Holy War and threatening to shatter the peace of the Sins' easygoing days. [Written by MAL Rewrite]