The children's anime revolves around Velonica, a high-handed and ultra-selfish little alien girl on the Galaxy Network, who begins to cause havoc on Earth. After a "fated encounter" with an Earthling boy, Velonica wavers between a possible budding romance with the boy and her dedication to the arts.

This series continues the adventures of Katta Kirifuda, Bucyake and Yohdel throughout the school season. They meet new classmates such as Leo to duel against. (Source: Duel Masters Wikia)

Around the the 37th year of the Meiji Era (1904), in the midst of the Russo-Japanese war, the small Japanese army, in need of assistance, uses its special flying (thanks to a benevolent demon) ship, the Amanohara, to attack Russia's major base at Port Arthur (Lushun). Umakai Shintaro, a Russian diplomat originally from Japan, defects and goes to Sapporo to teach at a girls academy. However, that girls academy is not typical—it is on board the Amanohara, and the five girls Shintaro teaches are known as the Raimu Unit—girls with the ability to summon powerful beings to fight for them. Shintaro eventually becomes their teacher and general in battle, and so the six embark on a weird and excessively erotic journey, as Shintaro helps the girls overcome their weaknesses, become stronger for the final stand at Lushun, and also understand the motives of the "Russian Spiritual Corps" that assist the opponent, which, unfortunately, has one member whom Shintaro knew well...

The previous season of 'Zero Duel Masters' was set in an alternate universe, so this season's plot is a continuation of the Duel Masters Charge. It follows the aftermath of the duel of Shobu vs. Zakira. (Source: Duel Masters Wikia)