In the era known as Bakumatsu, there was an ishin assassin known as Hitokiri Battousai; eleven years later he returned as a wandering swordsman, Himura Kenshin.

The story centers on third-year high school student Jiro Yakuin, who gets saddled with his gyaru classmate Akari Watanabe for the class's "marriage training" project about practicing to be a married couple. Jiro is the complete opposite of Akari, but the two know that if they do well they will be able to switch partners to end up with their respective crushes, and so they force themselves to act like the perfect married couple.

Scott, a young man from San Francisco with a passion for drawing superhero portraits, suddenly disappears and leaves behind hundreds of comics, which end up scattered throughout the city. Together with his friends, Mike will find these comics, and when they call out the name of one of the superheroes, he realizes that, in this way, the characters come to life.

An unlucky girl meets an undead guy. The two work together well with their super abilities, but discover a conspiracy involving superhumans.

Real estate agents Reiko Kujirai and Hajime Kudo work in the nostalgic Kowloon Walled City. As they spend more time together, Reiko’s feelings for Hajime grow. But when she finds a photo of him and his former fiancée, she’s shocked to see the woman looks exactly like her. Reiko then realizes a chilling truth: she has no memory of her past.