Though Gundam Plastic Models, better known as Gunpla, exploded in popularity with the release of the anime series Mobile Suit Gundam, their presence faded before resurging with a new purpose. Through the power of Plavsky particles, fans are now able to pit their Gunpla against others in a virtual reality-style battle with the best competing at the annual Gunpla World Tournament. Sei Iori, whose father was a once finalist in the competition, dreams of one day conquering the contest himself. However, while Sei is an expert Gunpla builder, he lacks the prowess to effectively fight his creations during actual battle. In comes Reiji, a mysterious boy who is curiously ignorant of society but quickly demonstrates to Sei tremendous ability in Gunpla battles. The two boys decide to combine their strengths in order to sweep the Gunpla World Tournament and take the Gunpla world by storm.

In 1930, two years after the events of So Long, My Love, the Great Demon War results in the annihilation of the Imperial, Paris and New York Combat Revues' Flower Divisions. With Earth at peace and the revues' actions becoming public, the World Combat Revue Organization is formed with several international divisions; a biennial international Combat Revue tournament has been organized. Ten years later in 1940, Imperial Japanese Navy captain Seijuurou Kamiyama is assigned as the captain of the new Imperial Combat Revue's Flower Division in Tokyo, which consists of: Sakura Amamiya, a swordswoman and new recruit; Hatsuho Shinonome, a shrine maiden and the most popular actress; Anastasia Palma, a newly-transferred Greek actress; Azami Mochizuki, a ninja prodigy from the Mochizuki clan; and Clarissa "Clarise" Snowflake, a Luxembourgian noblewoman. The division once again faces a new demon invasion and participates in the upcoming tournament—while trying to keep their home at the Imperial Theater open. (Source: Wikipedia, edited)

Fifty years ago, an extraterrestrial giant of light known as Ultraman saved the earth but vanished. Ultraman's human host, Shin Hayata, was left with no memory of his time as a hero. Hayata's young son, Shinjirou, is found to have been born with a more powerful and durable body than any normal human. The organization who aided Ultraman, the SSSP, reveals Hayata's past to him. His father then dons a power suit again, assuming the role of Ultraman once more. One night, Shinjirou is attacked by an alien named Bemular and rescued by his father, who is severely injured in the battle. With dangerous aliens lurking in the city and Hayata out of commission, it falls to Shinjirou to pick up the torch. But in working with the SSSP as the new Ultraman, Shinjirou finds himself wondering how far is he willing to go to help people. [Written by MAL Rewrite]

In the great city of Metropolis, severe community structures and prejudice dominate a world where humans and robots live together. Unrest and violence increase with each new day. Searching for the scientist Dr. Laughton, suspected to violate human rights by trading organs, the Japanese detective Shunsaku Ban and his nephew Kenichi arrive at Metropolis. In the scientist's laboratory, Kenichi discovers a girl without any memory of her past life. He decides to help her, so they run away together. His uncle follows him and penetrates the dark secrets of the city to find Duke Red, the man ruling from the shadows. Meanwhile, Kenichi desperately tries to protect the mysterious girl from the people hunting her. However, Duke Red and his adoptive son have their own deep reasons for chasing the girl. These reasons are connected to her true identity and the struggle for the domination of Metropolis...