Season 1

Raizel, protector of the nobles, along with his loyal butler Frankenstein and former Union experiment M-21, continue to spend their days at Ye Ran High School while keeping their true identities secret. They were living…

Two nobles, Regis and Seira, arrive at Ye Ran High School as part of their investigation into a series of incidents in Japan. Raizel and Frankenstein conceal their identities when they interact with the duo, but Regis a…

M-21 finds himself suddenly blending in easily with normal life. He's even begun to develop some degree of mutual trust with Regis, even though the two of them initially clashed over every little thing. Tao tries to hac…

The Union's special forces team, DA-5, has captured M-21, but he sees this as a chance to search for information on his old comrades. When things don't go as he had expected with M-21, Shark begins to search for a new t…

Seira realizes Regis is in danger and rushes to help him. Raizel and Frankenstein suspect that Tashiro and Kase might be in trouble as well, so they follow Seira. M-21 comes up with a plan to sacrifice himself to save a…

Frankenstein's battle with Takio and Seira's battle with Hammer grow more intense. Tao and Takio clash as Tao tries to keep Tashiro and Kase out of the conflict, but their leader, Crans, enacts an unbelievably brutal pl…

Tashiro finds himself increasingly attracted to Seira, so he asks the other guys for advice. Unfortunately for him, the likes of M-21, Tao, and Takio are already a hit with the ladies, so their advice isn't very helpful…

Since contact with Regis and Seira has been lost, Regis's grandfather, Gejutel, heads to Japan on Raskreia's orders. Once he arrives there, he unexpectedly runs into Frankenstein and Raizel. Who were the Frankenstein an…

Raizel and Frankenstein first met in Lukedonia, the country of nobles. Raizel took Frankenstein, who was a noble hunter at the time, into his mansion to work as his butler. Frankenstein protected him for several years, …

Rael arrives at Ye Ran High School to collect Seira per the Lord's order, but he encounters M-12, Tao, and Takio there, and a fight breaks out. Who is this man suddenly confronting the three of them? Seira tries to pers…

Seira visits Lukedonia per the Lord's order. To protect Gejutel, she has no choice but to conceal the truth about Raizel. Raizel and Frankenstein finally decide to visit Lukedonia in person to settle everything, and M-2…

Seira escapes the Room of Discipline to save Gejutel, but is forced to fight Rozaria, and Regis also heads for the castle to save Gejutel but is stopped by Karias. M-21, Tao, and Takio work together to hold off Rael so …

Raizel finally faces Raskreia and the clan leaders in order to prevent Gejutel's punishment of eternal sleep and settle things down. When Raskreia faces Raizel, someone she has hated for most of her life, she decides to…