Special security

The security trio

The The special security unit of Ye Ran High School is a group of modified humans, nobles, and humans[1] who work for the school's principal, Frankenstein.

Their primary responsibility is keeping the school and its students safe from common dangers (such as gangsters who Shinwoo sometimes fights). Additionally, the modified humans and nobles protect the community from irregular phenomena usually involving matters regarding other nobles or the Union. They also serve other purposes like speedy reconstruction of damaged buildings.


  • Ahn Dae-Chil[2]
  • M-21: He joins when Frankenstein asks him to take the job[4].
  • Park Tae-Sik[5]
  • Rael Kertia: Rael joins after the others get back from the Lukedonian invasion incident[6].
  • Tao: He joins after Takeo recovers from his injury from Dr. Aris[8].


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