From a young age, Kurumi Mirai has aspired to become a magician. Driven by her ambition, she has spent her childhood preparing to join the prestigious Rettoran Academy of Magic. Although Kurumi excels in the selection exam, her dream is crushed when she is not chosen for the elite magic class. Admitted to the standard class at the academy instead, Kurumi soon befriends Maki Kumiiru, her new roommate; and Yuzu Edel, another girl unhappy with her placement. However, to everyone's surprise, their homeroom teacher, Minami Suzuki, promises to teach the class magic anyway. Although skeptical at first, the girls start to believe that this may be their second chance at realizing their dreams and becoming wonderful magicians.

A 5000-year-old herbivorous dragon was living peacefully when one day a young girl showed up in his cave. She offered herself as a sacrifice in order to gain favor for her village. He played along as the great Evil Dragon, the Demon Lord's Army Leader in order to get rid of her. However, his little white lie awoke her hidden powers and his peaceful life suddenly ended. (Source: MU, edited)

After achieving fruitful results in New World Online's previous events, the now famous Maple Tree guild is excited to explore the new floors introduced in game. As if their guild was not already feared enough, each member is motivated to find stronger skills for themselves in order to greatly expand their options in future battles. Not forgetting the importance of networking, the guild also forges amicable relationships with other notable guilds, such as the Kingdom of the Flame Emperor and the Congregation of the Holy Swords. With their eccentric guild master Maple at the forefront, the members of Maple Tree continue to stumble upon creative ways to implement their skills, driving the game developers crazy along the way.

Life back on the cruise following the Island Special Examination is anything but smooth sailing. Almost immediately after their return, the first-year students of Tokyo Metropolitan Advanced Nurturing High School face yet another special exam, with both class and individual points on the line. In addition to the complicated ruleset, more issues arise in the form of Kakeru Ryuuen and Kei Karuizawa. Angered by the previous test's outcome, Ryuuen is dead set on outdoing every class in the new challenge using any means necessary. Meanwhile, Karuizawa, a crucial pillar of Class D, is close to crumbling under the pressure of her past. The stage is now set for Kiyotaka Ayanokouji to once again—using the full extent of his planning, foresight, and ruthless manipulation—steer Class D to victory as dangerously close enemy forces try to bring it down.