Demon Lord Rimuru's dream of creating an alliance between humans and monsters takes a step closer to being realized. As Tempest continues to prosper, Granville Rozzo and his granddaughter, Maribel Rozzo, clash with Demon Lord Rimuru over their plan to protect mankind by ruling over them. Meanwhile, in El Dorado, Demon Lord Leon works toward goals of his own. The awakening of a new Hero draws near! (Source: Crunchyroll)

Fuu Nonoyama and Rui Nonoyama are sisters from a land of magic, who were once on terms with one another, but have drifted apart. Suddenly, they are given magical powers by two cat-like spirits, Uguisu and Azuki, allowing them to transform into magical girl idols. However, there is a catch: these powers only last for a year and they cannot tell anyone that that magic exists. While neither Fuu nor Rui knows one another are magical girls, they soon begin their careers as idols. (Source: Wikipedia)

In between slaying monsters and negotiating with neighboring countries, Rimuru Tempest has his hands full attending to his kingdom alongside day-to-day matters. But whether it's expanding the farms in the summer heat or shoveling snow in the chilly winter, no task is too big for Rimuru and his friends!

The nation of Tempest is in a festive mood after successfully overcoming the surprise attack from the Falmuth Army and the Western Holy Church. Beyond the festivities lies a meeting between Tempest and its allies to decide the future of the Nation of Monsters. The aftermath of the Falmuth invasion, Milim Nava's suspicious behavior, and the disappearance of Demon Lord Carrion—the problems seem to keep on piling up. Rimuru Tempest, now awakened as a True Demon Lord, decides to go on the offensive against Clayman. With the fully revived Storm Dragon Veldora, Ultimate Skill Raphael, and other powerful comrades, the ruler of the Tempest is confident in taking down his enemies one by one until he can face the man pulling the strings.