Set in a future where the solar system is dominated by trade federations who are in constant conflict. In order to escape his restrictive homeland of Japan, and under the recommendation of his military cook friend Pupkin, Akira enlists in a trade federation orbital drop infantry unit. Such infantry are notorious for their 70% casualty rate, and are nicknamed "Yakitori" for their expendability.

The player Dongdong mistakenly entered the game world "Azure" and changed into the skeleton, the weakest wild creature. The unidentified Dongdong used his years of gaming experience to amass a band of wild monsters early on. He met the main character Bubble, made a deal with her to become her strongest pet, and then set off on an amusing and thrilling adventure with Bubble and his new pals in "Azure." The phenomenon of NPCs and wild monsters in the game gradually awakening and yearning for the human world was also identified at this time by Dongdong. To learn the truth and get back to your regular life. The main character group, lead by Dongdong, as well as awakened NPCs, regular players, game developers, and other entities started to debate how the two worlds were connected.

Chen Jun, an aimless wannabe otaku, suddenly became the Emperor of a multiverse-spanning kingdom. The Empress Sandora, the Empire's 1.2-meter-tall female general Pandora, and the Supernatural Bureau's Big Sis Lin Xue have all said they're not up to the task. Even Chen Jun's childhood sweetheart, the energetic Xu Qianqian, also said he must become the Emperor. Chen Jun did not have a choice and started his busy life by saving the world from Monday to Friday and playing games during the weekends.

The third and final season of ULTRAMAN. Shinjirou (Ultraman) who saw a nightmare begins to realize he can no longer keep his abilities under control and struggles to contain them. His power is unleashed beyond his control, the city is destroyed, and people are hurt. Society begins to call Ultraman a "disaster of mankind" and the hero becomes a target for condemnation. Shinjirou, alone and having lost everything, finds himself in the middle of a maelstrom of fate! In the shadows of the confusion, an ominous alien force moves in secret!