On the outside, Agastia is a firm specializing in entertainment, well-known for the theme park it operates. However, beneath such an exterior lies a monumental secret: Agastia is one of various highly advanced evil organizations that aim for world domination. Despite its true nature, the company boasts enticements that make it worthwhile to put up with the work environment. Led by its great leader Akashic, Agastia has recently become a frontrunner in reaching its fellow groups' common goal. Working for Agastia's Monster Development Division, Touka Kuroitsu is a researcher who primarily does fieldwork due to the eccentricities of her seniors. Kuroitsu's everyday jobs also include giving abrupt presentations and proposals, meeting ridiculous expectations for monster designs, and accompanying said monsters to face inevitable defeat by Agastia's enemies. Nevertheless, nothing will stop Kuroitsu from doing her best if it means getting the promotion she desires!

TV Asahi announced a new kids anime Kaidan Restaurant (Thriller Restaurant) based on a picture book. Each episode will consist of three stories or dishes: the appetizer, the main dish, and dessert. The first two dishes will deal with an ordinary sixth-grade schoolgirl named Ako Ozara and the bizarre occurrences that befall her classmates. The third dish will be a standalone short ghost story told by Ako and her friends.

Nagi Umino and Erika Amano, a studious high school student and a social media star, had nothing that linked them together—until they found out they were swapped at birth. When the sudden news is revealed to both of their families, their parents quickly devise a proposition with neither Nagi's nor Erika's knowledge: in order to restore them both to their rightful families and ensure everyone's happiness, the two should get engaged. When informed of this, Nagi and Erika are quick to reject the absurd plan, refusing to go along with their parents' wishes. But, with neither party willing to back down, only time can tell where their relationship will go.

A normal looking high school girl on the outside, Kusakabe Maron is actually the reincarnation of Jeanne d' Arc. With the help of the angel, Fin Fish, Maron works as the thief Jeanne at night to seal the demons that reside in pieces of artwork, preying upon the weak hearts of the owners. She is branded as a thief due to the fact that the artworks disappear after she seals the demons. One day, a new neighbor and classmate appears, as well as a rival in her night job, the thief Sinbad. With her own best friend being the detective's daughter, out to capture her and the appearance of her new rival, Maron's work is anything but easy.